Properties of the Number 5166

Five Thousand One Hundred Sixty-Six

Basics

Value: 5165 → 5166 → 5167

Parity: even

Prime: No

Previous Prime: 5153

Next Prime: 5167

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 41

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 41

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010000101110

Octal: 12056

Duodecimal: 2BA6

Hexadecimal: 142e

Square: 26687556

Square Root: 71.87489130426563

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

6 times triangular numbers: a(n) = 3·n*(n+1). A28896

Powers of cube root of 13 rounded to nearest integer. A18013

Powers of cube root of 13 rounded up. A18014

Number of recursive calls needed to compute the n-th Fibonacci number F(n), starting with F(1) = F(2) = 1. A19274

Six times hexagonal numbers: 6·n*(2·n-1). A152746

Triangle T(n,k) = P(n,k)/2, n >= 2, 1 <= k < n, of one-half of number of permutations of 1..n such that the differences have k runs with the same signs. A8970

Positive integers n such that n¹⁷ + 1 is semiprime (A001358). A104494

Sums of nonconsecutive factorial numbers. A60112

Numbers k such that k⁶ + 1091 is prime. A66386

Positive numbers whose product of digits is 10 times their sum. A62043