Properties of the Number 25247

Twenty-Five Thousand Two Hundred Forty-Seven

Basics

Value: 25246 → 25247 → 25248

Parity: odd

Prime: Yes

Previous Prime: 25243

Next Prime: 25253

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 25247

Divisors: 1, 25247

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001010011111

Octal: 61237

Duodecimal: 1273B

Hexadecimal: 629f

Square: 637411009

Square Root: 158.89304578866881

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

Primes of the form n³ + n² + 17, for nonnegative values of n. A50266

Sixth term of strong prime sextets: p(m-4)-p(m-5) > p(m-3)-p(m-4) > p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1). A54818

Numbers n such that n!10 + 2 is prime. A204657

Primes of the form k² + prime(k). A184935

Primes that are the average of the members of emirp pairs. A178581

Numbers k such that ∑_i=1..k i⁶ divides ∏_i=1..k i⁶. A166606

Numbers k such that k + the sum of the fourth powers of its digits is again a fourth power. A362954

Primes p such that googol - p is prime. A108252

Prime concatenations p = concatenation of c, b, and a where a, b, c is a primitive Pythagorean triple, a < b < c. A174825

Nonpalindromic primes that are the average of the members of emirp pairs. A178585