Properties of the Number 15025

Fifteen Thousand Twenty-Five

Basics

Value: 15024 → 15025 → 15026

Parity: odd

Prime: No

Previous Prime: 15017

Next Prime: 15031

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 ² × 601

Divisors: 1, 5, 25, 601, 3005, 15025

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101010110001

Octal: 35261

Duodecimal: 8841

Hexadecimal: 3ab1

Square: 225750625

Square Root: 122.57650672131263

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

Partial sums of A001157: ∑_j=1..n sigma₂(j). A64602

q-factorial numbers 3!_q. A69778

Square array T(n, k) = ∏_j=1..n ( ∑_i=0..j-1 ((k+1)³ - (k+1))ⁱ ) with T(n, 0) = n!, read by antidiagonals. A156882

Conjectured positive numbers which have more than one representation (m,s) as a difference s² - m⁵, m >= 1, s > 0. A177770

Unitary hyperperfect numbers. A225150

Number of sets of nonempty words with a total of n letters over quaternary alphabet such that within each word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A340411

Smallest integer m = b·c which satisfies (b + c)*n = m - 1. A364169

Numbers k such that the continued fraction for sqrt(k) has period 37. A20376

Positive numbers y such that y² is of the form x²+(x+16807)² with integer x. A156713

Number of (n+1) X (2+1) arrays of permutations of 0..n·3+2 with each element having directed index change 1,1 2,2 -1,0 or 0,-1. A264649