Properties of the Number 3612

Three Thousand Six Hundred Twelve

Basics

Value: 3611 → 3612 → 3613

Parity: even

Prime: No

Previous Prime: 3607

Next Prime: 3613

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 7 × 43

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 111000011100

Octal: 7034

Duodecimal: 2110

Hexadecimal: e1c

Square: 13046544

Square Root: 60.09991680526688

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

4 times triangular numbers: a(n) = 2·n*(n+1). A46092

Number of points on surface of cuboctahedron (or icosahedron): a(0) = 1; for n > 0, a(n) = 10n² + 2. Also coordination sequence for f.c.c. or A₃ or D₃ lattice. A5901

Numbers that are the sum of 4 positive 5th powers. A3349

Number of integer partitions of n with more than one mode. A362607

Multiples of 12 containing a 12 in their decimal representation. A121032

Generalized 15-gonal (or pentadecagonal) numbers: n*(13·n - 11)/2, n = 0,+1,-1,+2,-2,+3,-3, ... A277082

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

Numbers k such that k² divides 5^k-1. A127105

a(n) = 4·n*(2·n + 1). A33586

Expansion of 1/(1 - x - x⁴ + x⁶). A174522