Properties of the Number 70161

Seventy Thousand One Hundred Sixty-One

Basics

Value: 70160 → 70161 → 70162

Parity: odd

Prime: No

Previous Prime: 70157

Next Prime: 70163

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 × 13 × 257

Divisors: 1, 3, 7, 13, 21, 39, 91, 257, 273, 771

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001001000010001

Octal: 211021

Duodecimal: 34729

Hexadecimal: 11211

Square: 4922565921

Square Root: 264.87921775783013

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

Triangle of Gaussian binomial coefficients [ n,k ] for q = 16. A22180

Numbers k such that k² is palindromic in base 16. A29733

Expansion of 1/((1-5·x) * (1-8·x) * (1-11·x)). A20447

Number of symmetrically unique Dyck paths of semilength n and height eight. A291892

Numbers whose set of base-16 digits is {1,2}. A32936

a(n) = ∑_{k <= n/2} binomial(n-2k, 3k). A137356

Nonprime numbers n such that q=φ(n)/(σ(n)-n-1) is an integer and n is not a prime square. A70161