Properties of the Number 25258

Twenty-Five Thousand Two Hundred Fifty-Eight

Basics

Value: 25257 → 25258 → 25259

Parity: even

Prime: No

Previous Prime: 25253

Next Prime: 25261

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 73 × 173

Divisors: 1, 2, 73, 146, 173, 346, 12629, 25258

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110001010101010

Octal: 61252

Duodecimal: 1274A

Hexadecimal: 62aa

Square: 637966564

Square Root: 158.927656498169

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

a(n) = (n + 1/3)*2^n-1 - 1/2 + (-1)^n-1*(1/6). A127981

Number of ordered triples (w,x,y) with all terms in {1,...,n} and 2w²<=x²+y². A211806

Number of colored integer partitions of n using all colors of a 2-set such that all parts have different color patterns and a pattern for part i has i colors in (weakly) increasing order. A327598

Number of binary strings of length n with no substrings equal to 0000 0101 or 0111. A164433

sin(sinh(x)*arctan(x))=2/2!*x²-4/4!*x⁴-10/6!*x⁶-1160/8!*x⁸... A12555

Equal count of primes congruent to 1 mod 4 and 3 mod 4 associated with primes in A007351 (the zero beginning the sequence indicates the prime 2). A92198

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (0, 1, -1), (1, 0, 0), (1, 0, 1), (1, 1, 1)}. A151194

a(n) = a(1)*a(n-1) + a(2)*a(n-2) + ... + a(n-3)*a(3) for n >= 4, with initial terms 1, -1, 1, 1. A25258