999 (number)
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- Comment: There is a redirect in place blocking the move of this to mainspace. I have requested it be deleted. Sulfurboy (talk) 02:34, 17 July 2026 (UTC)
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| Cardinal | nine hundred ninety-nine | |||
| Ordinal | 999th (nine hundred ninety-ninth) | |||
| Factorization | 33× 37 | |||
| Divisors | 1, 3, 9, 27, 37, 111, 333, 999 | |||
| Greek numeral | ϠϞΘ´ | |||
| Roman numeral | CMXCIX | |||
| Binary | 11111001112 | |||
| Ternary | 11010003 | |||
| Quaternary | 332134 | |||
| Quinary | 124445 | |||
| Senary | 43436 | |||
| Octal | 17478 | |||
| Duodecimal | 6B312 | |||
| Hexadecimal | 3E716 | |||
| Vigesimal | 29J20 | |||
| Base 36 | RR36 | |||
999 (Nine hundred [and] ninety-nine) is the natural number following 998, and preceding 1000.
In mathematics
999 is a repdigit,[1] a Kaprekar number,[2] a trimorphic number,[3] a harshad number,[4] and an odd, composite, palindromic number[5] in bases 10, 13,[6] 14,[7] and 36.[8]
In numerology
In numerology, 999 is considered as an angel number. According to numerologists, it is a message that one chapter of your life will start to end.[9]
Other uses
In many video games, 999 is the highest score that can be displayed.[citation needed]
References
- ↑ Sloane, N. J. A. (ed.). "Sequence A010785 (Repdigit numbers, or numbers whose digits are all equal.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ "What's Special About This Number?". erich-friedman.github.io. Retrieved 2026-07-14.
- ↑ Sloane, N. J. A. (ed.). "Sequence A033819 (Trimorphic numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ Sloane, N. J. A. (ed.). "Sequence A348316 (a(n) is the largest Niven (or Harshad) number with exactly n digits and not containing the digit 0.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ "Properties of the number 444". www.numberempire.com. Retrieved 2026-07-14.
- ↑ Sloane, N. J. A. (ed.). "Sequence A029968 (Palindromic in bases 13 and 10.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ Sloane, N. J. A. (ed.). "Sequence A029969 (Numbers that are palindromic in bases 10 and 14.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ Sloane, N. J. A. (ed.). "Sequence A250412 (Palindromic in bases 10 and 36.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ Dreamer, Arc (2023-10-14). Exploring self: the woo-woo, the science, the oddities, the side tracking bits written by professional dilettante. Arc Dreamer. Search this book on
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