Properties of the Number 32145

Thirty-Two Thousand One Hundred Forty-Five

Basics

Value: 32144 → 32145 → 32146

Parity: odd

Prime: No

Previous Prime: 32143

Next Prime: 32159

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 2143

Divisors: 1, 3, 5, 15, 2143, 6429, 10715, 32145

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111110110010001

Octal: 76621

Duodecimal: 16729

Hexadecimal: 7d91

Square: 1033301025

Square Root: 179.29026744360667

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 (12345, 13245, 21345, 23145, 31245, 32145)-avoiding permutations. A54872

"Erase or triple": list of the successive integers that produce the next "altitude" record (see the comments section). A300150

Numbers with 5 distinct digits {1,2,3,4,5} such that all adjacent digits (as well as first and last digits) are coprime. A104972

Number of integer partitions of n with non-integer median of multiplicities. A360690

Expansion of (1-x²)/(1 - x - 3·x² + 2·x⁴). A52933

Array read by rows in which the n-th row contains the multiples of n in increasing order using all the digits of first n numbers. A78189

[ (4th elementary symmetric function of S(n))/(first elementary symmetric function of S(n)) ], where S(n) = {first n+3 odd positive integers}. A24203

Numbers of quasi-pyramid polycubes of a given volume (number of atomic cells). A230119

Number A(n,k) of permutations p of [n] such that p(i)-i is a multiple of k for all i in [n]; square array A(n,k), n>=0, k>=0, read by antidiagonals. A275062

Number A(n,k) of permutations of [n] within distance k of a fixed permutation; square array A(n,k), n>=0, k>=0, read by antidiagonals. A306209