Properties of the Number 70087

Seventy Thousand Eighty-Seven

Basics

Value: 70086 → 70087 → 70088

Parity: odd

Prime: No

Previous Prime: 70079

Next Prime: 70099

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 109 × 643

Divisors: 1, 109, 643, 70087

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001000111000111

Octal: 210707

Duodecimal: 34687

Hexadecimal: 111c7

Square: 4912187569

Square Root: 264.73949459799155

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 compositions of n such that each part is adjacent to an equal part. A114901

a(n) = (1/9)*((6·n - 7)*2^n-1 - (-1)ⁿ). A113861

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 79 ones. A31847

P(n) > P(n+1) where P(n) (A006530) is the largest prime factor of n. A70087