Properties of the Number 1162

One Thousand One Hundred Sixty-Two

Basics

Value: 1161 → 1162 → 1163

Parity: even

Prime: No

Previous Prime: 1153

Next Prime: 1163

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 83

Divisors: 1, 2, 7, 14, 83, 166, 581, 1162

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001010

Octal: 2212

Duodecimal: 80A

Hexadecimal: 48a

Square: 1350244

Square Root: 34.08812109811862

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

Pentagonal numbers: a(n) = n*(3·n-1)/2. A326

Generalized pentagonal numbers: m*(3·m - 1)/2, m = 0, +-1, +-2, +-3, .... A1318

Number of n-bead necklaces (turning over is allowed) where complements are equivalent. A11

Number of connected graphs on n labeled nodes on a circle with straight-line edges that don't cross. A7297

a(n) = least positive k such that the remainder when 3^k is divided by k is n. A78457

Number of partitions of n into distinct parts for which (number of odd parts) = (number of even parts). A239241

Partial sums of primes, if 1 is regarded as a prime (as it was until quite recently, see A008578). A14284

Number of compositions of n with no adjacent triples (..., x, y, z, ...) where x <= y <= z. A344615

a(n) = (prime(n)² - 1)/24. A24702

Pentagonal numbers with even index. A49452