Properties of the Number 25372

Twenty-Five Thousand Three Hundred Seventy-Two

Basics

Value: 25371 → 25372 → 25373

Parity: even

Prime: No

Previous Prime: 25367

Next Prime: 25373

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 6343

Divisors: 1, 2, 4, 6343, 12686, 25372

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001100011100

Octal: 61434

Duodecimal: 12824

Hexadecimal: 631c

Square: 643738384

Square Root: 159.28590647009545

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

Number of permutations of length n that avoid the patterns 4231, 4312, and 4321. A257561

Triangle T(n, k, m) = coefficients of p(x, n, m) where p(x,n,m) = (x+1)*p(x, n-1, m) + (2^m+n-1 + 2^n-2*[n>=3])*x·p(x, n-2, m) and m=0, read by rows. A154983

a(n) = n·prime(prime(n)) - prime(n). A230285

Number of multisets of exactly two partitions of positive integers into distinct parts with total sum of parts equal to n. A320787

Number of permutations p of [n] such that |p(i) - p(i-1)| <= |p(i+1) - p(i)|. A338738

Numbers of pyramid polycubes of a given volume in dimension 5. A229924

Number of alternating permutations of the prime factors of n, counting multiplicity, including twins (x,x). A344606

Numbers that are the sum of 4 nonzero squares in 7 or more ways. A25372

Let s(k) be the sum of the decimal digits of a number k. a(n) is the smallest k such that s(k)*(s(k)+n)=k, or 0 if no such k exists. A190216

Number of (n+2)X3 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally exactly one way. A204600