Properties of the Number 27018

Twenty-Seven Thousand Eighteen

Basics

Value: 27017 → 27018 → 27019

Parity: even

Prime: No

Previous Prime: 27017

Next Prime: 27031

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 19 × 79

Divisors: 1, 2, 3, 6, 9, 18, 19, 38, 57, 79

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100110001010

Octal: 64612

Duodecimal: 13776

Hexadecimal: 698a

Square: 729972324

Square Root: 164.37153038163268

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

Number of integer partitions of n such that it is not possible to choose a different constant integer partition of each part. A387329

Partial sums of A299896. A299897

Number of partitions of n into parts not of the form 13k, 13k+2 or 13k-2. Also number of partitions with 1 part of size 1 and differences between parts at distance 5 are greater than 1. A35950

Numbers m such that 8^m + m⁸ + 1 is prime. A216592

Number of partitions of n into at most 8 parts. A8637

Irregular table read by rows: T(n,k) is the number of k-sided polygons, for n>=1 and k>=3, in a hexagon when straight line segments connect the n-1 points between each corner that divide each edge into n equal parts to the n-1 points on the edge on the opposite side of the hexagon. A367665

a(n) = T(2·n+1, n+3), T given by A027011. A27018