Properties of the Number 2162

Two Thousand One Hundred Sixty-Two

Basics

Value: 2161 → 2162 → 2163

Parity: even

Prime: No

Previous Prime: 2161

Next Prime: 2179

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 23 × 47

Divisors: 1, 2, 23, 46, 47, 94, 1081, 2162

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100001110010

Octal: 4162

Duodecimal: 1302

Hexadecimal: 872

Square: 4674244

Square Root: 46.49731175025068

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

Oblong (or promic, pronic, or heteromecic) numbers: a(n) = n*(n+1). A2378

a(n) = n*φ(n). A2618

a(n) = 2·n*(2·n+1). A2943

Product of a prime and the previous number. A36689

Coordination sequence for 3D uniform tiling formed by stacking parallel layers of the 4.6.12 2D tiling (cf. A072154). A299258

Expansion of g.f.: (1+x)/(1-46·x). A170766

Numbers k such that k⁶⁴ + 1 is prime. A6316

Numbers n such that Bernoulli number B_n has denominator 282. A272184

Number of integer partitions of n whose length (number of parts) is equal to the sum of some submultiset. A367212

Expansion of k/(4·q^1/2) in powers of q, where k defined by sqrt(k) = theta₂(0, q)/theta₃(0, q). A1938