Properties of the Number 70742

Seventy Thousand Seven Hundred Forty-Two

Basics

Value: 70741 → 70742 → 70743

Parity: even

Prime: No

Previous Prime: 70729

Next Prime: 70753

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 31 × 163

Divisors: 1, 2, 7, 14, 31, 62, 163, 217, 326, 434

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10001010001010110

Octal: 212126

Duodecimal: 34B32

Hexadecimal: 11456

Square: 5004430564

Square Root: 265.9736829086667

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

a(n) is the decimal equivalent of the binary number whose k-th least significant bit is 1 iff k is a prime number and k <= n. A100634

a(n) = 196·n² - 14. A158553

a(n) = index of the (presumably) last palindrome in the 'Reverse and Add' trajectory of n, or -1 if this number is not finite, or 0 if no palindrome exists. A70742