Properties of the Number 72018

Seventy-Two Thousand Eighteen

Basics

Value: 72017 → 72018 → 72019

Parity: even

Prime: No

Previous Prime: 71999

Next Prime: 72019

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 4001

Divisors: 1, 2, 3, 6, 9, 18, 4001, 8002, 12003, 24006

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001100101010010

Octal: 214522

Duodecimal: 35816

Hexadecimal: 11952

Square: 5186592324

Square Root: 268.3616962235855

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 m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,19. A64246

Numbers k for which gcd(k, reverse(k)) = 243 = 3⁵. A72018