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Properties of the Number -25430

Twenty-Five Thousand Four Hundred Thirty

Basics

Value: -25431 → -25430 → -25429

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 2543

Divisors: 1, 2, 5, 10, 2543, 5086, 12715, 25430

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -110001101010110

Octal: -61526

Duodecimal: -12872

Hexadecimal: -6356

Square: 646684900

Square Root: 159.4678651014053

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 integer partitions of n of which every permutation has a consecutive monotone triple, i.e., a triple (..., x, y, z, ...) such that either x <= y <= z or x >= y >= z. A344654
Number of integer partitions of n without an alternating permutation. A345165
Number T(n,k) of set partitions of [n] such that the maximal absolute difference between consecutive elements within a block equals k; triangle T(n,k), n>=0, 0<=k<=max(n-1,0), read by rows. A287213
Number of integer partitions of n whose product is a multiple of n + 1. A379320
Number of subsets of {1, 2, ..., n} containing n and having <=5 pairwise coprime elements. A186989
Number of length 4 1..(n+2) arrays with no leading or trailing partial sum equal to a prime. A254207
Number of set partitions of [n] such that the maximal absolute difference between consecutive elements within a block equals five. A294054
Numbers that contain as proper substrings every maximal prime power dividing them. A59401
Number of n X 3 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 4 binary array having a sum of one, with rows and columns of the latter in lexicographically nondecreasing order. A227382
Number of set partitions of [2n] such that the maximal absolute difference between consecutive elements within a block equals n. A294024