Properties of the Number 70641

Seventy Thousand Six Hundred Forty-One

Basics

Value: 70640 → 70641 → 70642

Parity: odd

Prime: No

Previous Prime: 70639

Next Prime: 70657

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 47 × 167

Divisors: 1, 3, 9, 47, 141, 167, 423, 501, 1503, 7849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001001111110001

Octal: 211761

Duodecimal: 34A69

Hexadecimal: 113f1

Square: 4990150881

Square Root: 265.7837466813951

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 such that 2⁴ * 3^k - 1 is prime. A385115

Number of binary strings of length n with equal numbers of 00101 and 10101 substrings. A164249

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A306056

a(n) = n⁶ mod 18. A70641