Properties of the Number 25948

Twenty-Five Thousand Nine Hundred Forty-Eight

Basics

Value: 25947 → 25948 → 25949

Parity: even

Prime: No

Previous Prime: 25943

Next Prime: 25951

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 13 × 499

Divisors: 1, 2, 4, 13, 26, 52, 499, 998, 1996, 6487

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010101011100

Octal: 62534

Duodecimal: 13024

Hexadecimal: 655c

Square: 673298704

Square Root: 161.08382910770405

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

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one. A238046

Number of days after Jan 01 1000 such that the date written in the format DDMMYYYY is palindromic. A210885

Numbers k such that the k-th triangular number contains only digits {2,3,6}. A119155

a(n) = 961·n + 1. A158414

Expansion of 1/((1-x)²*(1-x²)²*(1-x³)*(1-x⁴)²*(1-x⁵)). A69957

Starting positions of strings of three 6's in the decimal expansion of π. A83625

Number of (n+1) X (1+1) 0..2 arrays with the upper median minus the lower median of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one. A238039

Number of (n+1)X(5+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one. A238043

Denominators of fractions with nontrivial anomalous cancellation, listed with multiplicity if multiple numerators are possible. A291094

Expansion of 1/((1-2x)(1-3x)(1-8x)(1-9x)). A25948