Properties of the Number 51447

Fifty-One Thousand Four Hundred Forty-Seven

Basics

Value: 51446 → 51447 → 51448

Parity: odd

Prime: No

Previous Prime: 51439

Next Prime: 51449

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 1559

Divisors: 1, 3, 11, 33, 1559, 4677, 17149, 51447

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100100011110111

Octal: 144367

Duodecimal: 25933

Hexadecimal: c8f7

Square: 2646793809

Square Root: 226.8193113471602

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 that are the sum of six fifth powers in two or more ways. A345507

Numbers that are the sum of six fifth powers in exactly two ways. A346357

Number of different initial values for 3x+1 trajectories started with initial values not exceeding 2ⁿ and in which the peak values are also not larger than 2ⁿ. A95384

a(n) = A077704(n+1)/A077704(n). A77705

Integers n such that 2ⁿ == 9 (mod n). A51447