Properties of the Number 25977

Twenty-Five Thousand Nine Hundred Seventy-Seven

Basics

Value: 25976 → 25977 → 25978

Parity: odd

Prime: No

Previous Prime: 25969

Next Prime: 25981

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 1237

Divisors: 1, 3, 7, 21, 1237, 3711, 8659, 25977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 110010101111001

Octal: 62571

Duodecimal: 13049

Hexadecimal: 6579

Square: 674804529

Square Root: 161.17381921391575

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

Number of trees of diameter 4. A94

G.f. satisfies: A(x)² = A( x²/(1-12·x)² ). A264233

Number of (w,x,y,z) with all terms in {0,...,n} and 2w-x=max{w,x,y,z}-min{w,x,y,z}. A212756

Partial sums of A253089. A255601

Number of minimal edge cuts in the n-antiprism graph. A378922

Number of (3412,2341)-, (3412,4123)- and (3412,52341)-avoiding involutions in S_n. A85584

G.f. A(x) satisfies: A(x)² = A( x²/(1-6·x) ), with A(0) = 0. A264225

Triangle, read by rows, where row n lists coefficients of q in F(n,q) that satisfies: F(n,q) = ∑_k=0..n-1 C(n-1,k)*F(k,q)*F(n-k-1,q)*q^k for n>0, with F(0,q) = 1. A126470

Expansion of 1/((1-2x)(1-4x)(1-8x)(1-10x)). A25977

G.f. A(x) satisfies: A(x) = 1 + x·A(x) * (A(x) + 3·x*A'(x)) / (A(x) + x·A'(x)). A302699