Properties of the Number 25916

Twenty-Five Thousand Nine Hundred Sixteen

Basics

Value: 25915 → 25916 → 25917

Parity: even

Prime: No

Previous Prime: 25913

Next Prime: 25919

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 11 × 19 × 31

Divisors: 1, 2, 4, 11, 19, 22, 31, 38, 44, 62

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010100111100

Octal: 62474

Duodecimal: 12BB8

Hexadecimal: 653c

Square: 671639056

Square Root: 160.9844713008059

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) = floor(n*φ¹⁵), where φ is the golden ratio, A001622. A4930

Number of connected components of n faces of the truncated dodecahedron up to the 120 rotations and reflections of the truncated dodecahedron. A384108

Numbers k such that ∑_i=1..k i⁷ divides ∏_i=1..k i⁷. A166607

Lucas numbers divided by their primitive part. A126015

a(n) = 2·n*(9·n-1). A178574

Total number of left-to-right minima in all compositions of n. A336484

a(n) = round(n*φ¹⁵), where φ is the golden ratio, A001622. A4950

Convolution of the prime numbers with φ(n). A86734

Primitive pseudoperfect numbers (A006036) that are not primitive abundant (A071395). A335290

Triangle T(n,k) read by rows: T(n,k) = -binomial(n+1,k) + ∑_i=0..k ∑_j=0..i+1 (i+1)^n-i+j*(-1)^k-i/(j!*(k-i)!) for 0 <= k <= n. A380179