Properties of the Number 31474

Thirty-One Thousand Four Hundred Seventy-Four

Basics

Value: 31473 → 31474 → 31475

Parity: even

Prime: No

Previous Prime: 31469

Next Prime: 31477

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 15737

Divisors: 1, 2, 15737, 31474

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101011110010

Octal: 75362

Duodecimal: 1626A

Hexadecimal: 7af2

Square: 990612676

Square Root: 177.40913167027227

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

Fermionic string states. A5309

Euler transform of the Bell numbers (A000110). A290351

a(n) = floor(b(n)), where b(1) = 1 and b(n) = b(n-1) + ∑_k=1..n-1 b(k)/(n-1). A376995

Consecutive states of the linear congruential pseudo-random number generator (421·s + 17117) mod 81000 when started at s=1. A385338

Numbers k such that the continued fraction for sqrt(k) has period 83. A20422

Numbers k such that k² + 3·k + 1 is a palindrome. A28348

Number of (n+1) X 4 0..1 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors. A206262

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 443", based on the 5-celled von Neumann neighborhood. A272227

Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=3, r=3, I={2}. A79995

Numbers whose base-5 representation has one fewer 0 than 4's. A31474