Properties of the Number 27068

Twenty-Seven Thousand Sixty-Eight

Basics

Value: 27067 → 27068 → 27069

Parity: even

Prime: No

Previous Prime: 27067

Next Prime: 27073

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 67 × 101

Divisors: 1, 2, 4, 67, 101, 134, 202, 268, 404, 6767

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100110111100

Octal: 64674

Duodecimal: 137B8

Hexadecimal: 69bc

Square: 732676624

Square Root: 164.52355454463049

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

Total number of ascents in all faro permutations of length n. A340567

Number of 2 X 2 tiles in all tilings of a 4 X n rectangle with 1 X 1 and 2 X 2 square tiles. A128102

Number of permutations f of {1,...,n} such that prime(k)*prime(f(k)) - 2 is prime for every k = 1,...,n. A321855

Decimal part of a(n)^1/5 starts with reversal of its integer part: first term of runs. A34311

Number of n X 3 nonconsecutive tableaux. A214159

a(n) = ∑_i=0..n ∑_j=i..2·i A027052(i, j). A27068