Properties of the Number 9161

Nine Thousand One Hundred Sixty-One

Basics

Value: 9160 → 9161 → 9162

Parity: odd

Prime: Yes

Previous Prime: 9157

Next Prime: 9173

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 9161

Divisors: 1, 9161

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001111001001

Octal: 21711

Duodecimal: 5375

Hexadecimal: 23c9

Square: 83923921

Square Root: 95.71311299921238

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

Primes with first digit 9. A45715

Ordered hypotenuses of primitive Pythagorean triangles having legs that add up to a square. A88319

a(n) = (4·n³ - 12·n² + 14·n + 3)/3. A161703

Largest prime factor of 5ⁿ - 1. A74479

Smallest prime p having n different cycles in decimal expansions of k/p, k=1..p-1. A54471

Largest prime factor of 5ⁿ + 1. A74478

Primes p such that (p-1)*(p+1)-+p are primes. A154939

Greatest prime factor of n⁵ + 1. A240548

Greatest prime factor of n¹⁰+1. A240553

Primes that are the first in a run of exactly 2 emirps. A346022