Properties of the Number -25449

Twenty-Five Thousand Four Hundred Forty-Nine

Basics

Value: -25450 → -25449 → -25448

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 17 × 499

Divisors: 1, 3, 17, 51, 499, 1497, 8483, 25449

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -110001101101001

Octal: -61551

Duodecimal: -12889

Hexadecimal: -6369

Square: 647651601

Square Root: 159.52742710894574

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

Numbers k such that T(k) = T(A072522(k)) + T(A072522(k+1)), T(i) being the triangular numbers. A80824

E.g.f.: ∏_k>=1 (1 + (exp(x) - 1)^k)^1/k!. A345757

Number of ways to reciprocally link elements of an n X 6 array either to themselves or to exactly two horizontal and antidiagonal neighbors, without consecutive collinear links. A220706

Expansion of e.g.f. 1/sqrt(1-8x+x²). A6438