Properties of the Number 70990

Seventy Thousand Nine Hundred Ninety

Basics

Value: 70989 → 70990 → 70991

Parity: even

Prime: No

Previous Prime: 70981

Next Prime: 70991

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 31 × 229

Divisors: 1, 2, 5, 10, 31, 62, 155, 229, 310, 458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001010101001110

Octal: 212516

Duodecimal: 350BA

Hexadecimal: 1154e

Square: 5039580100

Square Root: 266.43948656308436

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

First differences of A002487. A70990

Number of (3+1) X (n+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250901