Properties of the Number 31849

Thirty-One Thousand Eight Hundred Forty-Nine

Basics

Value: 31848 → 31849 → 31850

Parity: odd

Prime: Yes

Previous Prime: 31847

Next Prime: 31859

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 31849

Divisors: 1, 31849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111110001101001

Octal: 76151

Duodecimal: 16521

Hexadecimal: 7c69

Square: 1014358801

Square Root: 178.4628812946827

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

a(n) = 26·n² - 1. A158551

McKay-Thompson series of class 30F for the Monster group with a(0) = 1. A205977

Non-palindromic balanced primes in base 16. A256090

McKay-Thompson series of class 30F for Monster. A58617

Primes with 14 as smallest positive primitive root. A61327

Number of words of numbers x(1), ..., x(n), in 0..3 such that ∑_i=1..n i·x(i)³ = 27·n. A184714

Number of (non-null) connected induced subgraphs in the n-triangular honeycomb queen graph. A289874

Primes in A114381. A345099

a(n)=1+(1/12)(n*(n+1)*(n+3)*(4-n)). A80260

Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1000-1101-0111 pattern in any orientation. A147163