Properties of the Number 3112

Three Thousand One Hundred Twelve

Basics

Value: 3111 → 3112 → 3113

Parity: even

Prime: No

Previous Prime: 3109

Next Prime: 3119

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 389

Divisors: 1, 2, 4, 8, 389, 778, 1556, 3112

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110000101000

Octal: 6050

Duodecimal: 1974

Hexadecimal: c28

Square: 9684544

Square Root: 55.78530272392541

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

Summarize the previous term (digits in increasing order), starting with a(1) = 1. A5151

Describe the previous term! (method A - initial term is 2). A6751

Generalized 25-gonal (or icosipentagonal) numbers: m*(23·m - 21)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303304

Say what you see in previous term, reporting total number for each digit encountered. A63850

Number of integer compositions of n whose leaders of strictly increasing runs are identical. A374686

Numbers k such that 2^k + 21 is prime. A57201

Numbers m such that there are precisely 14 groups of order m. A294155

Number of strings of length n, using as symbols numbers from the set {1, 2, ..., n}, in which consecutive symbols differ by exactly 1. A102699

a(n) = ∑_d∣n d·binomial(n/d+d-2,d-1). A157020

Number of aperiodic toroidal necklaces of size n whose entries cover an initial interval of positive integers. A323871