Properties of the Number 26742

Twenty-Six Thousand Seven Hundred Forty-Two

Basics

Value: 26741 → 26742 → 26743

Parity: even

Prime: No

Previous Prime: 26737

Next Prime: 26759

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 4457

Divisors: 1, 2, 3, 6, 4457, 8914, 13371, 26742

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110100001110110

Octal: 64166

Duodecimal: 13586

Hexadecimal: 6876

Square: 715134564

Square Root: 163.52981379552782

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

Barely abundant numbers: abundant n such that σ(n)/n < σ(m)/m for all abundant numbers m<n, σ(n) being the sum of the divisors of n. A71927

Aliquot sequence starting at 138. A8888

Aliquot sequence starting at 150. A8889

a(n) = ∑_k=1..n μ(k) * 2^{n - k}. A344432

Aliquot sequence starting at 168. A8890

Matula-Goebel numbers of unlabeled rooted identity RPMG-trees, meaning the Matula-Goebel numbers of the branches of any non-leaf node are relatively prime. A316469

Aliquot sequence starting at 570. A74907

Number of partitions of n with even crank. A124227

Values of z in solutions (x,y,z) to the Diophantine equation x³-x²+y³-y²=z³-z², with 1<x<y<z arranged in order of increasing x. A138669

Values of n such that n^a-+a are primes, a=5. A155021