Properties of the Number 23901

Twenty-Three Thousand Nine Hundred One

Basics

Value: 23900 → 23901 → 23902

Parity: odd

Prime: No

Previous Prime: 23899

Next Prime: 23909

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 31 × 257

Divisors: 1, 3, 31, 93, 257, 771, 7967, 23901

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101110101011101

Octal: 56535

Duodecimal: 119B9

Hexadecimal: 5d5d

Square: 571257801

Square Root: 154.59948253470967

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 degree-n irreducible polynomials over GF(4) with trace 0 and subtrace 0. A74031

Number of degree-n irreducible polynomials over GF(4) with trace 1 and subtrace 1. A74034

Number of 4-ary Lyndon words of length n over GF(4) with trace 0 and subtrace 0. A74446

Number of 4-ary Lyndon words of length n over GF(4) with trace 1 and subtrace 1. A74449

a(n) = smallest number k such that three consecutive prime numbers prime(n), prime(n+1) and prime(n+2) are divisors of k, k+1 and k+2 respectively. A180095

Number of nonempty subsets of {1,2,...,n} with no gap of length greater than 4 (a set S has a gap of length d if a and b are in S but no·with a < x < b is in S, where b-a=d). A119407

Base 10 representation of A240602. A165785

Walsh matrix antidiagonals converted to decimal. A197818

Shifts 5 places left under Euler transform with a(0)=0 and a(n)=1 for n<5. A218022

a(1)=1. For n >= 2, each a(n) = the decimal equivalent of either a(k)U0Ua(k) or a(k)U1Ua(k), where U denotes concatenation of the binary representations of the arguments, and where k is some positive integer < n. The numbers are arranged in numerical order. A165784