Properties of the Number 23141

Twenty-Three Thousand One Hundred Forty-One

Basics

Value: 23140 → 23141 → 23142

Parity: odd

Prime: No

Previous Prime: 23131

Next Prime: 23143

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 73 × 317

Divisors: 1, 73, 317, 23141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101101001100101

Octal: 55145

Duodecimal: 11485

Hexadecimal: 5a65

Square: 535505881

Square Root: 152.12166183683374

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) = ∑_k=1..n floor(n/k)³. A318742

Number of partitions p of n such that (sum of parts with multiplicity 1) < (sum of all other parts). A240448

Number of partitions p of n such that (sum of parts with multiplicity 1) <= (sum of all other parts). A240449

Expansion of e.g.f. exp(x·G(x)²) where G(x) = 1 + x·G(x)³ is the g.f. of A001764. A380511

a(n) = A078152(2ⁿ). A78157

Expansion of e.g.f. exp(x) * ∏_k>=1 (1 + x^k/k!). A320567

Expansion of ψ(x⁴) / χ(-x)² in powers of·where ψ(), χ() are Ramanujan θ functions. A260599

Composite hypotenuses of primitive Pythagorean triangles (A120961) that are not circumdiameters of non-Pythagorean primitive Heronian triangles (A285579). A329148

Number of interior vertices formed by drawing the lines connecting any two of the 2*(n+2) perimeter points of a 3 X (n+1) square grid. A331767

Numbers k such that (76·10^k - 211)/9 is prime. A293189