Properties of the Number 18011

Eighteen Thousand Eleven

Basics

Value: 18010 → 18011 → 18012

Parity: odd

Prime: No

Previous Prime: 17989

Next Prime: 18013

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 7 × 31 × 83

Divisors: 1, 7, 31, 83, 217, 581, 2573, 18011

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011001011011

Octal: 43133

Duodecimal: A50B

Hexadecimal: 465b

Square: 324396121

Square Root: 134.20506696842708

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

Positions of zeros in A165597. A165598

a(n+3) = 6·a(n) - 5·a(n+2), a(0) = 1, a(1) = -7, a(2) = 35. A110213

Convolution of primes with odd primes. A209403

The number of degree sequences with degree sum 2n representable by a non-separable graph (with multiple edges allowed). A147877

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+2737)² = y². A201916

Nonsemiprimes in A306097 = A121707 \ A267999. A321488

Number of compositions of n where no consecutive parts differ by 1. A238422

Powers of cube root of 12 rounded up. A18011