Properties of the Number 69944

Sixty-Nine Thousand Nine Hundred Forty-Four

Basics

Value: 69943 → 69944 → 69945

Parity: even

Prime: No

Previous Prime: 69941

Next Prime: 69959

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 7 × 1249

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 1249, 2498

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001000100111000

Octal: 210470

Duodecimal: 34588

Hexadecimal: 11138

Square: 4892163136

Square Root: 264.46927987953535

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

5-almost primes with semiprime digits (digits 4, 6, 9 only). A111697

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

1/3 the number of n X n 0..2 symmetric matrices with every element equal to zero, one, three or four horizontal and vertical neighbors. A211049

Number of partitions p of n such that 3·min(p) + (number of parts of p) is not a part of p. A238543

a(n) = denominator(b(n)), where b(1) = b(2) = 1, b(n) = (b(n-1) + b(n-2))/(n-1). A69944