Properties of the Number 69916

Sixty-Nine Thousand Nine Hundred Sixteen

Basics

Value: 69915 → 69916 → 69917

Parity: even

Prime: No

Previous Prime: 69911

Next Prime: 69929

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 × 11 × 227

Divisors: 1, 2, 4, 7, 11, 14, 22, 28, 44, 77

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001000100011100

Octal: 210434

Duodecimal: 34564

Hexadecimal: 1111c

Square: 4888247056

Square Root: 264.41633837567605

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

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 529", based on the 5-celled von Neumann neighborhood. A282918

Numbers whose base-4 representation has exactly 9 runs. A43600

Numbers k such that number of runs in the base 4 representation of k is congruent to 0 mod 9. A43858

Numbers k such that number of runs in the base 4 representation of k is congruent to 9 mod 10. A43876

Number of subsets of {1,2,3,...,n} that sum to 0 mod 15. A68036

Derived from the centered polygonal numbers: start with the first triangular number, then the sum of the first square number and the second triangular number, then the sum of first pentagonal number, the second square number and the third triangular number, and so on and so on... A141534

Numbers k such that number of runs in the base 4 representation of k is congruent to 1 mod 8. A43851

Number of log-concave compositions (ordered partitions) of n. A69916