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Properties of the Number 10031

Ten Thousand Thirty-One

Basics

Value: 10030 → 10031 → 10032

Parity: odd

Prime: No

Previous Prime: 10009

Next Prime: 10037

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 7 × 1433

Divisors: 1, 7, 1433, 10031

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10011100101111

Octal: 23457

Duodecimal: 597B

Hexadecimal: 272f

Square: 100620961

Square Root: 100.15488006083378

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

Numbers n such that sum of digits = number of digits. A61384
T(n,k)=Number of length n+4 0..k arrays with no consecutive five elements summing to more than 2·k. A241936
Composites whose prime factorization in base 12 is an anagram of the number in base 12. A260055
a(1)=1. a(n) = a(n-1) + sum of the squares which are among the first (n-1) terms of the sequence. A101135
Expansion of ∏k=1..10 (1+x2·k-1)/(1-x2·k). A316722
Relative of Hofstadter Q-sequence. A283891
Relative of Hofstadter Q-sequence. A283892
Smaller of number pair whose squares are reversals of each other, with no leading zeros allowed. A106323
a(n) = ∑k=1..n k * τ(k)2, where τ is A000005. A320896
Positive numbers having the same set of digits in base 5 and base 10. A37433