Properties of the Number -23977

Twenty-Three Thousand Nine Hundred Seventy-Seven

Basics

Value: -23978 → -23977 → -23976

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 23977

Divisors: 1, 23977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110110101001

Octal: -56651

Duodecimal: -11A61

Hexadecimal: -5da9

Square: 574896529

Square Root: 154.84508387417407

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

Primes of the form 2·n²+6·n+1. A176549

Primes of form n² + 4096. A256836

T(n,k)=Number of (n+4)X(k+4) binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock. A186609

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each row and column divisible by 5, read as a binary number with top and left being the most significant bits. A262274

Number of maximal subsets of {1..n} containing n such that every subset has a different sum. A325867

Triangle, read by rows, where column k equals column 0 of A113983^k+1: T(n,k) = [A113983^k+1](n-k,0) for n>=k>=0. A113993

Centered 36-gonal numbers. A195316

a(n) = n-th centered n-gonal number. A100119

Primes that are a concatenation of 2, 3 and a prime. A101218

Primes of the form 666·n + 1. A37029