Properties of the Number 66479

Sixty-Six Thousand Four Hundred Seventy-Nine

Basics

Value: 66478 → 66479 → 66480

Parity: odd

Prime: No

Previous Prime: 66467

Next Prime: 66491

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 7 × 9497

Divisors: 1, 7, 9497, 66479

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000001110101111

Octal: 201657

Duodecimal: 3257B

Hexadecimal: 103af

Square: 4419457441

Square Root: 257.83521869597257

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 k that divide the sum of digits of 13^k. A175525

Least entry in a 2-composition of n, summed over all 2-compositions of n. A 2-composition of n is a nonnegative matrix with two rows, such that each column has at least one nonzero entry and whose entries sum up to n. A181366

Numbers whose base-3 representation has exactly 11 runs. A43591

Numbers n such that number of runs in the base 3 representation of n is congruent to 1 mod 10. A43816

a(n) = min( x : x³+n³+x²+n²+x+n=1 mod(x+n)). A66479