Properties of the Number 51119

Fifty-One Thousand One Hundred Nineteen

Basics

Value: 51118 → 51119 → 51120

Parity: odd

Prime: No

Previous Prime: 51109

Next Prime: 51131

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 17 × 31 × 97

Divisors: 1, 17, 31, 97, 527, 1649, 3007, 51119

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011110101111

Octal: 143657

Duodecimal: 256BB

Hexadecimal: c7af

Square: 2613152161

Square Root: 226.09511272913443

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

Numbers k such that 2^k+1 == 1 (mod k). A187787

Composite numbers n such that the sum of divisors of n, σ(n), divided by the number of divisors, d(n) and σ(n) minus n are both rational squares. A49226

Reverse of smallest prime factor of k = largest prime factor of k+1; a(1)=1. A71392

a(n) = n/p^k, where p = largest prime dividing n and p^k = highest power of p dividing n. A51119

Numbers k such that 5·10^k + R_k + 8 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A103007

Indices of primes in sequence defined by A(0) = 59, A(n) = 10·A(n-1) - 71 for n > 0. A101572