Properties of the Number 25824

Twenty-Five Thousand Eight Hundred Twenty-Four

Basics

Value: 25823 → 25824 → 25825

Parity: even

Prime: No

Previous Prime: 25819

Next Prime: 25841

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ⁵ × 3 × 269

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110010011100000

Octal: 62340

Duodecimal: 12B40

Hexadecimal: 64e0

Square: 666878976

Square Root: 160.69847541280532

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

Numbers k with property that average digit of k² is s=7. A164773

Number of polydominoes. A56785

Values of the difference d for 6 primes in geometric-arithmetic progression with the minimal sequence {7·7^j + j·d}, j = 0 to 5. A209205

Sum of all the parts in the partitions of n into 10 parts. A326588

G.f.: ∑_n>=0 x^n*(n+1/2) / ∏_k=1..n (1 - k·x^k). A204856

Numbers k such that 6 is the smallest decimal digit of k². A291631

Expansion of (∏_j>=1 (1-(-x)^j) - 1)⁹ in powers of x. A1487

The number of permutations of {n 1's, n 2's,...,n n's} with the property that b(1) >= b(2) >= ... >= b(n), where n k's are skipped by b(k) for k=1..n. A332784

Number of positions that are exactly n moves from the starting position in the 2 X 2 X 2 Rubik cube puzzle using only one-way quarter moves. A152169

Numbers k such that A353802(k) / σ(σ(k)) is an integer > 1, where A353802(n) = ∏_p^e||n σ(σ(p^e)). A353807