Properties of the Number 31741

Thirty-One Thousand Seven Hundred Forty-One

Basics

Value: 31740 → 31741 → 31742

Parity: odd

Prime: Yes

Previous Prime: 31729

Next Prime: 31751

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 31741

Divisors: 1, 31741

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111101111111101

Octal: 75775

Duodecimal: 16451

Hexadecimal: 7bfd

Square: 1007491081

Square Root: 178.16004041310723

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

T(n,k)=Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..3 nXk array. A218810

Smallest prime p such that the multiplicative order of 9 modulo p is 2·n, or 0 if no such prime exists. A372799

a(n) = 60·n² + 1. A158673

Prime numbers (together with one) whose representation in balanced ternary are palindromes. A224502

Partitions with parts repeated at most twice and repetition only allowed if first part has an odd index (first index = 1). A227134

Primes 8k + 5 preceding the maximal gaps in A269513. A269514

Primes that remain prime through 4 iterations of function f(x) = 3x + 10. A23310

Number of permutations of 1..n with displacements restricted to {-6,-5,-4,-3,0,1,2}. A189595

Number of compositions (ordered partitions) of n into an odd number of cubes. A339421

Emirps p such that (p·q) mod (p+q) is also an emirp, where q is the digit reversal of p. A355651