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Properties of the Number 12925

Twelve Thousand Nine Hundred Twenty-Five

Basics

Value: 12924 → 12925 → 12926

Parity: odd

Prime: No

Previous Prime: 12923

Next Prime: 12941

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 2 × 11 × 47

Divisors: 1, 5, 11, 25, 47, 55, 235, 275, 517, 1175

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11001001111101

Octal: 31175

Duodecimal: 7591

Hexadecimal: 327d

Square: 167055625

Square Root: 113.68817000902072

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

Number of dissections of a convex (n+2)-gon into triangles and quadrilaterals by nonintersecting diagonals. A1002
Numbers k such that 6·k+1, 6·k+7, 6·k+13, 6·k+19 are consecutive primes. A90839
Numbers n such that 6n+5, 6n+11, 6n+17, 6n+23 are consecutive primes or 6n+1, 6n+7, 6n+13, 6n+19 are consecutive primes. A90833
a(n) = (7·n3 + 6·n2 + 5·n) / 6. A101165
Position of 3n in A051037 (5-smooth numbers). A188426
Number of partitions of n that do not contain 10 as a part. A27344
a(n) is the smallest number which can be represented as the sum of n distinct nonzero squares in exactly 2 ways, or -1 if no such number exists. A374287
Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,0) = 0n and T(n,k) = k * ∑r=0..n binomial(n+r+k,r) * binomial(r,n-r)/(n+r+k) for k > 0. A378289
Product of Fibonacci and self-convolution of Fibonacci numbers: a(n) = A000045(n+1)*A001629(n+1). A372015
Numbers k such that 256·3k + 1 is prime. A390051