Properties of the Number 31082

Thirty-One Thousand Eighty-Two

Basics

Value: 31081 → 31082 → 31083

Parity: even

Prime: No

Previous Prime: 31081

Next Prime: 31091

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 15541

Divisors: 1, 2, 15541, 31082

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100101101010

Octal: 74552

Duodecimal: 15BA2

Hexadecimal: 796a

Square: 966090724

Square Root: 176.30087918101827

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 partitions of n into relatively prime parts. Also aperiodic partitions. A837

a(n) is the number of states that can be achieved when starting from n piles each containing one stone, where any number of stones can be transferred between piles that start with the same number of stones. A292726

Integer log of (numerator of convergent to E / denominator of convergent to E) = A001414(A007676/A007677) = A001414(A007676)-A001414(A007677). A136122

Expansion of (1-x)/(1+x+2·x²-2·x³). A78048

a(1)=0; a(n+1) = a(n) - gpf(n) if a(n) >= gpf(n), otherwise a(n+1) = a(n) + lpf(n), where gpf(n) is the greatest prime dividing n (A006530) and lpf(n) is the least prime dividing n (A020639). A248820

Position of n-th 5 in A031076. A31082