Properties of the Number 12425

Twelve Thousand Four Hundred Twenty-Five

Basics

Value: 12424 → 12425 → 12426

Parity: odd

Prime: No

Previous Prime: 12421

Next Prime: 12433

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 7 × 71

Divisors: 1, 5, 7, 25, 35, 71, 175, 355, 497, 1775

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11000010001001

Octal: 30211

Duodecimal: 7235

Hexadecimal: 3089

Square: 154380625

Square Root: 111.46748404803976

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

Expansion of q^-1/4 * (η(q⁴) / η(q))² in powers of q. A1936

Number of partitions of n into a prime number of parts. A38499

Expansion of q^-1/4 * (η(q) * η(q⁴)² / η(q²)³)² in powers of q. A79006

Number of squares on infinite chessboard at <= n knight's moves from a fixed square. A18836

Number of paths from (0,0) to (n+2,n) using only up and right steps and avoiding two or more consecutive moves up or three or more consecutive moves right. A177787

a(n) = r·a(ceiling(n/2))+s·a(floor(n/2)) with a(1)=1 and (r,s)=(3,2). A268526

Numbers k such that gcd(3k,8^k+1) = 3 but k does not divide the numerator of B(2k) (the Bernoulli numbers). A70193

The second left hand column of triangle A167552. A167554

Q_2n(sqrt(2)) (see A104035). A156134

Consecutive states of the linear congruential pseudo-random number generator 170·s mod 30323 when started at s=1. A385033