Properties of the Number -68614

Sixty-Eight Thousand Six Hundred Fourteen

Basics

Value: -68615 → -68614 → -68613

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 7 × 13 ² × 29

Divisors: 1, 2, 7, 13, 14, 26, 29, 58, 91, 169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000110000000110

Octal: -206006

Duodecimal: -3385A

Hexadecimal: -10c06

Square: 4707880996

Square Root: 261.9427418349285

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

Central coefficients in (1 + 2ⁿ*x + x²)ⁿ. A188202

Numbers m that minimize | k /(k- EulerPhi(k)) - golden ratio φ | when k runs over all the numbers with the same number of digits as m. A65758

s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (Fibonacci numbers), t = A001950 (upper Wythoff sequence). A24465

Number of permutations of length n which avoid the patterns 1234, 2431, 4312. A116765