Properties of the Number 11380

Eleven Thousand Three Hundred Eighty

Basics

Value: 11379 → 11380 → 11381

Parity: even

Prime: No

Previous Prime: 11369

Next Prime: 11383

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 569

Divisors: 1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001110100

Octal: 26164

Duodecimal: 6704

Hexadecimal: 2c74

Square: 129504400

Square Root: 106.6770828247567

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

Numbers n such that Bernoulli number B_n has denominator 330. A272183

Number of integer partitions of n with as many even parts as even conjugate parts. A350948

Expansion of f(x, -x⁴) / φ(-x²) in powers of·where f(, ) and φ() are Ramanujan θ functions. A122135

Molien series for invariants of finite Coxeter group A₁₂. A266781

Number A(n,k) of lattice paths from {n}^k to {0}^k using steps that decrement one component or all components by the same positive integer; square array A(n,k), n>=0, k>=0, read by antidiagonals. A229345

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+569)² = y². A101152

Number of compositions (ordered partitions) of n into octagonal numbers (A000567). A322800

Integers which can be written in exactly three ways as sum of two distinct nonzero pentagonal numbers. A333013

Has two properties: concatenation of its digits is same string as concatenation of digits of its first differences and every number appears exactly one of the sequence or its first differences. A139310

Number of lattice paths from {n}ⁿ to {0}ⁿ using steps that decrement one component or all components by the same positive integer. A229346