Properties of the Number 3660

Three Thousand Six Hundred Sixty

Basics

Value: 3659 → 3660 → 3661

Parity: even

Prime: No

Previous Prime: 3659

Next Prime: 3671

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 5 × 61

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 111001001100

Octal: 7114

Duodecimal: 2150

Hexadecimal: e4c

Square: 13395600

Square Root: 60.4979338490167

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

Number of partitions of n that do not contain 1 as a part. A2865

a(n) = 2·n*(2·n+1). A2943

Number of connected labeled graphs with n edges and n nodes. A57500

Number of partitions of n that do not contain parts less than the smallest part of the partitions of n-1. A187219

Product of a prime and the previous number. A36689

Number of partitions satisfying 0 < cn(0,5) + cn(1,5) + cn(4,5). A39900

Numbers k such that k² divides 11^k - 1. A127092

Numbers k such that k² divides 7^k-1. A127107

Triangular array T(n,k) giving number of connected graphs with n labeled nodes and k edges (n >= 1, 0 <= k <= n(n-1)/2). A62734

Positions of occurrences of the natural numbers as third subsequence in A100035. A100038