Properties of the Number 61630

Sixty-One Thousand Six Hundred Thirty

Basics

Value: 61629 → 61630 → 61631

Parity: even

Prime: No

Previous Prime: 61627

Next Prime: 61631

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 6163

Divisors: 1, 2, 5, 10, 6163, 12326, 30815, 61630

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111000010111110

Octal: 170276

Duodecimal: 2B7BA

Hexadecimal: f0be

Square: 3798256900

Square Root: 248.25390228554315

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

a(n) = floor(M(g(n-1)+1, ..., g(n))), where M = harmonic mean and g(n) = n³. A227012

a(n) = ceiling((n + 1/2)³). A34131

a(n) = 2·n³ - 4·n² + 6·n - 2 (n>=1). A304159

Ooguri-Vafa invariants of disk degeneracies for brane I or brane II in the O(K) -> P² geometry. A61630

Integers k such that k² is of form y² + y + x² + x for positive y, x. A235375