Properties of the Number 23498

Twenty-Three Thousand Four Hundred Ninety-Eight

Basics

Value: 23497 → 23498 → 23499

Parity: even

Prime: No

Previous Prime: 23497

Next Prime: 23509

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 31 × 379

Divisors: 1, 2, 31, 62, 379, 758, 11749, 23498

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101111001010

Octal: 55712

Duodecimal: 11722

Hexadecimal: 5bca

Square: 552156004

Square Root: 153.29057374802926

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

a(n) = 12 + floor((1 + ∑_j=1..n-1 a(j))/4). A120169

Denominators of continued fraction convergents to sqrt(657). A42263

G.f.: ∑_n>=0 xⁿ * (1 + xⁿ)ⁿ / (1 - xⁿ⁺¹)ⁿ⁺¹. A325046

Growth function of an infinite cubic graph (number of nodes at distance <=n from fixed node). A38621

Denominators of continued fraction convergents to sqrt(73). A41129

Numbers k such that 7·R_k - 30 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A256829

a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 3) and d(n) = (n-th number that is 1 or 2 or is not a Fibonacci number). A23498