Properties of the Number 25027

Twenty-Five Thousand Twenty-Seven

Basics

Value: 25026 → 25027 → 25028

Parity: odd

Prime: No

Previous Prime: 25013

Next Prime: 25031

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 29 × 863

Divisors: 1, 29, 863, 25027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110000111000011

Octal: 60703

Duodecimal: 12597

Hexadecimal: 61c3

Square: 626350729

Square Root: 158.1992414646796

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

Indices of primes followed by a gap (distance to next larger prime) of 44. A320720

Numbers n such that σ(φ(n))/σ(n) = 2. A67382

Numbers whose binary and maximal Lucas representations are both palindromic. A351718

Total sum of the smallest part of every partition of every shell of n. A196039

a(n) = A077696(n+1)/A077696(n). A77697

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 97", based on the 5-celled von Neumann neighborhood. A270154

Numbers whose least quadratic nonresidue (A020649) is 19. A25027

Number of 3Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 3Xn array. A220012

Number of n X 2 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4. A240359