Properties of the Number 61247

Sixty-One Thousand Two Hundred Forty-Seven

Basics

Value: 61246 → 61247 → 61248

Parity: odd

Prime: No

Previous Prime: 61231

Next Prime: 61253

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 73 × 839

Divisors: 1, 73, 839, 61247

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110111100111111

Octal: 167477

Duodecimal: 2B53B

Hexadecimal: ef3f

Square: 3751195009

Square Root: 247.4813124258072

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 partitions of prime(n) containing a prime number of primes. A343753

Number of partitions of n containing a prime number of primes and an arbitrary number of nonprimes. A344677

Primes having only {0, 1, 8} as digits. A61247

Smallest semiprime S starting a chain of exactly n semiprimes from iterating f(S) = 2·S+1. A114330