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Properties of the Number -22409

Twenty-Two Thousand Four Hundred Nine

Basics

Value: -22410 → -22409 → -22408

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 22409

Divisors: 1, 22409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101011110001001

Octal: -53611

Duodecimal: -10B75

Hexadecimal: -5789

Square: 502163281

Square Root: 149.6963593411677

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

Smallest number that requires n iterations of the unitary totient function (A047994) to reach 1. A3271
Moore lower bound on the order of an (8,g)-cage. A198308
Primes p such that q-p = 24, where q is the next prime after p. A98974
Primes p = pn+1 such that pn + pn+2 = 2·pn+1 + 12. A95673
Numbers that are the sum of four third powers in six or more ways. A345148
Primes p such that p-1 and p+1 each contain at least one cubed prime in their prime factorization. A162870
Numbers at the start of a run of 2 or more consecutive primes that are Sophie Germain primes. A339474
Numbers that are the sum of four third powers in exactly six ways. A345149
Numbers at the start of a run of exactly 2 consecutive primes that are Sophie Germain primes. A339475
G.f.: ∑k>=0 xk * ∏j=1..6·k (1 + xj). A385070