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Properties of the Number 25532

Twenty-Five Thousand Five Hundred Thirty-Two

Basics

Value: 25531 → 25532 → 25533

Parity: even

Prime: No

Previous Prime: 25523

Next Prime: 25537

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 2 × 13 × 491

Divisors: 1, 2, 4, 13, 26, 52, 491, 982, 1964, 6383

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110001110111100

Octal: 61674

Duodecimal: 12938

Hexadecimal: 63bc

Square: 651883024

Square Root: 159.78735869899094

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

T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors. A283543
T(n,k) is the number of lower triangles of an n X n 0..k array with all row sums equal to the length of the row and all column sums equal to the length of the column. A195644
Sum of the sizes of the kernels of all integer partitions of n. A218904
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two sums of the central column and central row nondecreasing horizontally and vertically. A258522
Integers n > 10583 such that the 'Reverse and Add!' trajectory of n joins the trajectory of 10583. A66055
Number of trisubstituted linear alkanes of composition Cn H2n-1 XYZ. A159941
Fibonacci-xx where·is largest integer such that xx is smaller than Fibonacci. A174255
Number of lower triangles of an n X n 0..n array with all row sums equal to the length of the row and all column sums equal to the length of the column. A195638
Number of lower triangles of an n X n 0..5 array with all row sums equal to the length of the row and all column sums equal to the length of the column. A195641
Number of lower triangles of an n X n 0..6 array with all row sums equal to the length of the row and all column sums equal to the length of the column. A195642