Properties of the Number 47678

Forty-Seven Thousand Six Hundred Seventy-Eight

Basics

Value: 47677 → 47678 → 47679

Parity: even

Prime: No

Previous Prime: 47659

Next Prime: 47681

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 31 × 769

Divisors: 1, 2, 31, 62, 769, 1538, 23839, 47678

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101000111110

Octal: 135076

Duodecimal: 23712

Hexadecimal: ba3e

Square: 2273191684

Square Root: 218.35292532961404

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

Least number k >= 0 such that (n!+k)/n is prime. A245695

Numbers n such that n = Rev(σ*(n)), where σ*(n) is the sum of the anti-divisors of n and Rev(n) is the reverse of n. A250067

Numbers that are divisible by the total number of 1's in both the Zeckendorf and the dual Zeckendorf representations of all their divisors (A300837 and A333618). A333621

Row 3 of square array defined in A047675. A47678