Properties of the Number 70146

Seventy Thousand One Hundred Forty-Six

Basics

Value: 70145 → 70146 → 70147

Parity: even

Prime: No

Previous Prime: 70141

Next Prime: 70157

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁴ × 433

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 81, 162

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001001000000010

Octal: 211002

Duodecimal: 34716

Hexadecimal: 11202

Square: 4920461316

Square Root: 264.85090145211893

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

Degeneracies of entanglement witness eigenstates for 2n spin 5/2 irreducible representations. A272391

Numerators of continued fraction convergents to sqrt(117). A41212

a(n) = (1 + ∑_j=1..K-2 a(n-j)*a(n-j-1))/a(n-K) with a(1),...,a(K)=1, where K=7. A283820

Array read by ascending antidiagonals: A(n, s) is the n-th s-Catalan number. A349934

Expansion of (1-x²)/(1 - x - 3·x² + 2·x⁴). A52933

Numbers that cannot be expressed as a sum of 2 triangular numbers and a power of 2. A112665

Numbers n such that [A070080(n), A070081(n), A070082(n)] is an acute integer triangle with integer area. A70146

Number of (n+2) X (5+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 2 and no antidiagonal sum 2 and no row sum 0 and no column sum 0. A255789