Properties of the Number 1180

One Thousand One Hundred Eighty

Basics

Value: 1179 → 1180 → 1181

Parity: even

Prime: No

Previous Prime: 1171

Next Prime: 1181

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 59

Divisors: 1, 2, 4, 5, 10, 20, 59, 118, 236, 295

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011100

Octal: 2234

Duodecimal: 824

Hexadecimal: 49c

Square: 1392400

Square Root: 34.351128074635334

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

Sequence and first differences (A030124) together list all positive numbers exactly once. A5228

Pentagonal numbers multiplied by 2: a(n) = n*(3·n-1). A49450

Sum of composite numbers between successive primes. A54265

Numbers that are the sum of 11 positive 6th powers. A3367

Generalized 28-gonal (or icosioctagonal) numbers: m*(13·m - 12) with m = 0, +1, -1, +2, -2, +3, -3, ... A303812

Number of partitions of n into parts congruent to 1 mod 3. A35382

Triangular numbers plus quarter-squares: n*(n+1)/2 + floor((n+1)²/4) (i.e., A000217(n) + A002620(n+1)). A1859

Number of strict integer partitions y of n with no fixed points y(i) = i. A352828

McKay-Thompson series of class 16B for the Monster group. A29839

Numbers m such that there are precisely 11 groups of order m. A249554