Properties of the Number 22010

Twenty-Two Thousand Ten

Basics

Value: 22009 → 22010 → 22011

Parity: even

Prime: No

Previous Prime: 22003

Next Prime: 22013

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 31 × 71

Divisors: 1, 2, 5, 10, 31, 62, 71, 142, 155, 310

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101010111111010

Octal: 52772

Duodecimal: 108A2

Hexadecimal: 55fa

Square: 484440100

Square Root: 148.35767590522573

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) is the number of odd numbers k in range [2ⁿ, (2ⁿ⁺¹)-1] such that all terms in finite sequence [k, floor(k/2), floor(k/4), floor(k/8), ..., 1] are squarefree. A293441

Smallest multiple of n with digit sum = 5, or 0 if no such number exists, e.g. a(3k) = a(11k) = 0. A69524

Numbers k such that k and k+1 each have at least 4 distinct prime factors. A321504

Number of integer partitions of n whose LCM is a multiple of n. A327778

Numbers k such that k and k+1 are the product of exactly four distinct primes. A318896

Terms in A112039 that are divisible by 3, divided by 3. A112040

a(n) is the number of regions formed by n-secting the angles of a decagon. A335800

In the list of divisors of n (in base 3), each digit 0-2 appears equally often. A45811

Expansion of (1 - 2·x²)/(1 + x)⁵. Fourth column of Riordan triangle A248156. A248160

A064637 converted to factorial base. A64477