Properties of the Number 90170

Ninety Thousand One Hundred Seventy

Basics

Value: 90169 → 90170 → 90171

Parity: even

Prime: No

Previous Prime: 90163

Next Prime: 90173

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 71 × 127

Divisors: 1, 2, 5, 10, 71, 127, 142, 254, 355, 635

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000000111010

Octal: 260072

Duodecimal: 44222

Hexadecimal: 1603a

Square: 8130628900

Square Root: 300.2831996632512

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

Positions of check bits in code in A075940. A75942

Grundy function for turn-at-most-7-coins game. A54044

Fibonacci sequence starting 154, 144. A278708

Triangle T(n,k) read by rows: the number of q-circulant n X n {0,1}-matrices where each row sum and each column sum equals k. A283795

a(n) = floor(e^n·g), where g = Euler's γ constant, 0.57721566490153... A90170