Properties of the Number 25829

Twenty-Five Thousand Eight Hundred Twenty-Nine

Basics

Value: 25828 → 25829 → 25830

Parity: odd

Prime: No

Previous Prime: 25819

Next Prime: 25841

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 23 × 1123

Divisors: 1, 23, 1123, 25829

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010011100101

Octal: 62345

Duodecimal: 12B45

Hexadecimal: 64e5

Square: 667137241

Square Root: 160.71403174583108

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

Pseudoprimes to base 7. A5938

Breadth-first reading of the subtree rooted at 5 of the tree where each parent node is the arithmetic derivative (A003415) of all its children. A327975

Odd numbers m that are neither of the form p + 2^k nor of the form p - 2^k with 2^k < m, k >= 1, and p prime. A255967

Euler pseudoprimes to base 7: composite integers such that abs(7^{(n - 1}/2)) == 1 mod n. A262054

Number of connected components of n faces of the icosidodecahedron up to the 120 rotations and reflections of the icosidodecahedron. A384107

Expansion of e.g.f. -exp(-x)*log(1-2·x)/2. A120765

Numerators of continued fraction convergents to sqrt(271). A41508

Semiprimes formed by inserting a semiprime between the semiprime's ordered factors. A227942

Strong pseudoprimes to base 38. A20264

Strong pseudoprimes to base 49. A20275