Properties of the Number 55961

Fifty-Five Thousand Nine Hundred Sixty-One

Basics

Value: 55960 → 55961 → 55962

Parity: odd

Prime: No

Previous Prime: 55949

Next Prime: 55967

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 107 × 523

Divisors: 1, 107, 523, 55961

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101010011001

Octal: 155231

Duodecimal: 28475

Hexadecimal: da99

Square: 3131633521

Square Root: 236.56077443227989

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

Numbers m such that m and m+2 are both brilliant numbers, where brilliant numbers are semiprimes whose prime factors have an equal number of decimal digits, or whose prime factors are equal. A83284

Number of partitions n such that the multiplicity of the number of even parts is a part. A240540

Expansion of ∏_k>=1 (1 + σ(k)*x^k), where σ(k) is the sum of the divisors of k (A000203). A316962

a(n) = n - (reversal of base-11 digits of n) (written in base 10). A55961