10001 (number)

← 10000 10001 10002 →
List of numbers — Integers ← 0 10k 20k 30k 40k 50k 60k 70k 80k 90k →
Cardinal	ten thousand one
Ordinal	10001st (ten thousand first)
Factorization	73 × 137
Greek numeral	$\stackrel{\alpha }{\mathrm{M}}$͵α´
Roman numeral	XI
Binary	100111000100012
Ternary	1112011023
Quaternary	21301014
Quinary	3100015
Senary	1141456
Octal	234218
Duodecimal	595512
Hexadecimal	271116
Vigesimal	150120
Base 36	7PT36

10001 is a natural number that comes before 10002 and after 10000. 10001 is a palindromic composite number. 10001 is equal to 73×137. When you multiply any four digit integer by 10001, it will always be in the form abcd-dcba. So any number of the form abcd-dcba will always be divisible by 73 and 137.

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