Properties of the Number -22599

Twenty-Two Thousand Five Hundred Ninety-Nine

Basics

Value: -22600 → -22599 → -22598

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁶ × 31

Divisors: 1, 3, 9, 27, 31, 81, 93, 243, 279, 729

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101100001000111

Octal: -54107

Duodecimal: -110B3

Hexadecimal: -5847

Square: 510714801

Square Root: 150.3296377964106

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

Array read by rows: row n lists the coefficients of the characteristic polynomial of the n-th principal submatrix of max(2i-j, 2j-i), as in A204154. A204155

Triangle read by rows: T(n,k) = (-1)^k*3^n-1-2k*binomial(n-k,k)*(4n-5k)/(n-k) (0 <= k <= floor(n/2), n >= 1). A104063

Values of n such that there are exactly 7 solutions to x² - y² = n with x > y >= 0. A257414

Composite numbers k such that the digits of k are in nondecreasing order while the digits of the concatenation of k's ascending order prime factors, with repetition, are in nonincreasing order. A372280

a(n) = (3·n⁵ + 5·n³)/8. A372583

n+8·C(n,2)+30·C(n,3)+62·C(n,4)+75·C(n,5)+30·C(n,6). A6550

Denominators of continued fraction convergents to sqrt(553). A42059

Odd numbers divisible by exactly 7 primes (counted with multiplicity). A46320

(n-1)-st elementary symmetric function of the first n terms of A010684. A203230

Number of binary words of length n containing no subword 10001. A210003