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Properties of the Number 25025

Twenty-Five Thousand Twenty-Five

Basics

Value: 25024 → 25025 → 25026

Parity: odd

Prime: No

Previous Prime: 25013

Next Prime: 25031

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 2 × 7 × 11 × 13

Divisors: 1, 5, 7, 11, 13, 25, 35, 55, 65, 77

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110000111000001

Octal: 60701

Duodecimal: 12595

Hexadecimal: 61c1

Square: 626250625

Square Root: 158.19292019556374

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

Stirling numbers of the first kind: s(n+2, n). A914
a(n) = (2·n - 1)*(7·n2 - 7·n + 3)/3. A63494
a(n) = n*(n+2)*(2·n-1)/3. Also, row sums of triangle A131422. A131423
Number of 3-element ordered antichains on an unlabeled n-element set; T1-hypergraphs with 3 labeled nodes and n hyperedges. A56005
Number of diagonal dissections of an n-gon into 3 regions. A33275
Alternating sum of the fourth powers of the first n Fibonacci numbers. A119285
Number of ways to write n as an ordered sum of 5 prime powers (including 1). A341134
a(n) = 5·binomial(n, 6). A910
Numerators of mass formula for vacuum graphs for a φ4 field theory. A225697
Triangle read by rows, the coefficients of J. L. Fields generalized Bernoulli polynomials. A220412