Properties of the Number 24920

Twenty-Four Thousand Nine Hundred Twenty

Basics

Value: 24919 → 24920 → 24921

Parity: even

Prime: No

Previous Prime: 24919

Next Prime: 24923

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 5 × 7 × 89

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110000101011000

Octal: 60530

Duodecimal: 12508

Hexadecimal: 6158

Square: 621006400

Square Root: 157.86069808536894

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

Sum of the seventh largest parts in the partitions of n into 10 parts. A326592

Number of partitions of n having population standard deviation >= 2. A238662

Number of permutations σ of [n] without fixed points such that σ⁶ = Id. A261317

a(n)=number of Catalan knight paths in right half-plane from (0,0) to (n,1). A96610

Composite numbers k such that σ(k)*(φ(k) + 2) is a square. A65655

Number of partitions p of n such that mean(p) > multiplicity(max(p)). A240202

The sequence M(n) in A022905. A22908

Number of n-digit numbers whose base-10 representations can be written as the concatenations of 0 or more prime numbers (also expressed in base 10). A246806

a(n) = A027082(n, n+4). A27086

For positive n with prime decomposition n = ∏_j=1..m (p_j^k_j) define A_n = ∑_j=1..m (p_j*k_j) and B_n = ∑_j=1..m (p_j^k_j). This sequence gives those n for which A_n and B_n are both prime and B_n = A_n + 2 (i.e., form a twin prime pair). A185718