Properties of the Number 39158

Thirty-Nine Thousand One Hundred Fifty-Eight

Basics

Value: 39157 → 39158 → 39159

Parity: even

Prime: No

Previous Prime: 39157

Next Prime: 39161

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 2797

Divisors: 1, 2, 7, 14, 2797, 5594, 19579, 39158

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001100011110110

Octal: 114366

Duodecimal: 1A7B2

Hexadecimal: 98f6

Square: 1533348964

Square Root: 197.88380428928488

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

G.f.: ∑_k>=1 x^k/(1-x^k) * ∏_k>=1 (1+x^k)/(1-x^k). A305102

Sum of n-th row of triangle in A082196. A82199

<h[d+1,d-1],s[d,d]*s[d,d]*s[d,d]> where h[d+1,d-1] is a homogeneous symmetric function, s[d,d] is a Schur function indexed by two parts, * represents the Kronecker product and <, > is the standard scalar product on symmetric functions. A115376

Seventh convolution of Schroeder's (second problem) numbers A001003(n), n >= 0. A111995

Smallest number k such that k·n +/- 1, k·n² +/- 1, and k·n³ +/- 1 are three sets of twin primes. a(n) = 0 if no such number exists. A239021

Number of self-intersecting walks of length n on a square lattice such that at each point the angle turns 90 degrees. A293865

Numbers whose base-11 representation has the same number of 0's and 3's. A39158