Properties of the Number 23001

Twenty-Three Thousand One

Basics

Value: 23000 → 23001 → 23002

Parity: odd

Prime: No

Previous Prime: 22993

Next Prime: 23003

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 17 × 41

Divisors: 1, 3, 11, 17, 33, 41, 51, 123, 187, 451

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100111011001

Octal: 54731

Duodecimal: 11389

Hexadecimal: 59d9

Square: 529046001

Square Root: 151.66080574756288

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

Fermat pseudoprimes to base 2, also called Sarrus numbers or Poulet numbers. A1567

a(n) = (n³ + 2·n)/3. A6527

a(n) = (2·n+1)*(4·n²+4·n+3)/3. A57813

Least k such that prime(k) >= 2ⁿ. A372684

Least k such that the k-th prime number has exactly n zeros in its binary expansion. A372474

30-gonal numbers: a(n) = n*(14·n-13). A254474

One third of product plus sum of three consecutive nonnegative integers; a(n)=(n+1)(n²+2n+3)/3. A167875

Sarrus numbers A001567 that are not Carmichael numbers A002997. A153508

Composite numbers k of the form 4u+1 for which the odd part of φ(k) divides k-1. A339870

Odd composite numbers k such that A053575(k) [the odd part of φ] divides k-1. A339880