Properties of the Number -22606

Twenty-Two Thousand Six Hundred Six

Basics

Value: -22607 → -22606 → -22605

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 89 × 127

Divisors: 1, 2, 89, 127, 178, 254, 11303, 22606

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101100001001110

Octal: -54116

Duodecimal: -110BA

Hexadecimal: -584e

Square: 511031236

Square Root: 150.35291816256844

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

Matrix square of triangle A136220, read by rows. A136225

a(n) = least 2k such that p is the least prime in a Goldbach partition of 2k, where p = prime(n). A25017

Least k > 1 such that kⁿ is a twin rank (cf. A002822: 6·kⁿ +- 1 are twin primes). A326230

Numbers k such that sopfr(k + sopfr(k)) = sopfr(k) + sopfr(sopfr(k)), where sopfr = A001414. A376851

Coefficient of·in the reduction by (x² -> x + 1) of the polynomial p(n,x) given in Comments. A192879

Number of (w,x,y,z) with all terms in {1,...,n} and w+y=|x-y|+|y-z|. A212677

a(n) = a(n-1) + a(n-3) + a(n-4), where a(0) = 2, a(1) = 0, a(2) = 1, a(3) = 1. A295684