Properties of the Number 32125

Thirty-Two Thousand One Hundred Twenty-Five

Basics

Value: 32124 → 32125 → 32126

Parity: odd

Prime: No

Previous Prime: 32119

Next Prime: 32141

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 ³ × 257

Divisors: 1, 5, 25, 125, 257, 1285, 6425, 32125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111110101111101

Octal: 76575

Duodecimal: 16711

Hexadecimal: 7d7d

Square: 1032015625

Square Root: 179.2344832893492

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 k such that k | 10^k + 9^k + 8^k + 7^k + 6^k + 5^k + 4^k + 3^k + 2^k + 1^k. A56739

Numbers k such that 37·2^k-1 is prime. A50544

Number of (n+1) X 3 0..2 matrices with each 2 X 2 subblock idempotent. A224670

a(n) is the smallest integer >= a(n-1) such that prime(n)*2^a(n)-1 is a prime number. A258868

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 17. A31605

Numbers whose base-4 representation contains exactly four 1's and four 3's. A45133

Square array: A(r,1) = A065621(r); for c > 1, A(r,c) = A048724(A(r,c-1)), read by descending antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), etc. A277820

"BIK" (reversible, indistinct, unlabeled) transform of 3,3,3,3... A32125

Number of 4Xn 0..1 arrays with every element equal to 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302729