Properties of the Number 25312

Twenty-Five Thousand Three Hundred Twelve

Basics

Value: 25311 → 25312 → 25313

Parity: even

Prime: No

Previous Prime: 25309

Next Prime: 25321

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ⁵ × 7 × 113

Divisors: 1, 2, 4, 7, 8, 14, 16, 28, 32, 56

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 110001011100000

Octal: 61340

Duodecimal: 12794

Hexadecimal: 62e0

Square: 640697344

Square Root: 159.09745441081074

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

Convolution of nonzero squares A000290 with themselves. A33455

Triangle T(n,m) read by rows: let p(n,x) = exp(-x) * ∑_{m >= 0} (2·m + 1)ⁿ * x^m/m!; then T(n,m) = [x^m] p(n,x). A154537

a(n) = 2 + (89040 + (71868 + (29932 + (8449 + (1960 + (322 + (28 + n)*n)*n)*n)*n)*n)*n)*n/40320. A145130

Numbers that, when expressed in base 4 and then interpreted in base 10, yield a multiple of the original number. A32540

A convolution triangle of numbers obtained from A025749. A49213

Number of compositions of odd natural numbers into 4 parts <= n. A191903

a(n) = ∑_k=1..n-1 σ(k) * sigma₂(n-k). A374974

a(n) in base 15 is a repdigit. A48339

Triangle read by rows T(n,k) is the number of diamond coverings for a specific number of diamonds covering an odd length row of triangles. A381552

Values of z arising from representations of -n in A102535. A102809