Properties of the Number 12025

Twelve Thousand Twenty-Five

Basics

Value: 12024 → 12025 → 12026

Parity: odd

Prime: No

Previous Prime: 12011

Next Prime: 12037

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 13 × 37

Divisors: 1, 5, 13, 25, 37, 65, 185, 325, 481, 925

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10111011111001

Octal: 27371

Duodecimal: 6B61

Hexadecimal: 2ef9

Square: 144600625

Square Root: 109.65856099730654

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

Numbers m that are the hypotenuse of exactly 22 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 22 ways. A97103

Pseudoprimes to base 7. A5938

Heinz numbers of integer partitions with as many even parts as odd parts and as many even conjugate parts as odd conjugate parts. A350946

20-gonal (or icosagonal) numbers: a(n) = n*(9·n-8). A51872

Numbers n such that n is not the power of a prime and such that for every prime divisor p of n, p-1 divides n-1. A87442

Numbers n such that the decimal number concat(9,n) is a square. A273364

Numbers m > 1 that have a strict s-decomposition. A324460

a(n) = (n+1)*(2·n+1)*(3·n+1). A11199

RMS values of the RMS numbers: a(n) is the root mean square of the divisors of A140480(n). A141812

Numbers that can be written in exactly two different ways as s₁^x_1 + ... + s_t^x_t, with 1 < s₁ < ... < s_t and {s₁,..., s_t} = {x₁,..., x_t} for some t > 0. A386966