Properties of the Number 25939

Twenty-Five Thousand Nine Hundred Thirty-Nine

Basics

Value: 25938 → 25939 → 25940

Parity: odd

Prime: Yes

Previous Prime: 25933

Next Prime: 25943

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 25939

Divisors: 1, 25939

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010101010011

Octal: 62523

Duodecimal: 13017

Hexadecimal: 6553

Square: 672831721

Square Root: 161.05589091989154

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

Centered triangular numbers that are prime. A125602

Primes of the form 3·m² - 8. A201781

Primes p such that the decimal expansion of its base 7 expansion converted to decimal is a square. A241246

Consider all integer triples (i,j,k), j,k>0, with i³=j³+binomial(k+2,3), ordered by increasing i; sequence gives k values. A54236

Numbers that divide exactly two Euclid numbers. A297891

Values of odd prime numbers, D, for incrementally largest values of minimal·satisfying the equation x² - D·y² = -2. A336790

Values of odd prime numbers, D, for incrementally largest values of minimal positive y satisfying the equation x² - D·y² = -2. A336792

Primes p such that the multiplicative order of 2 modulo p is (p-1)/11. A152311

Number of partitions of n which have nonconstant reversal sums, as defined in Comments. A236170

Second prime p such that (p+n)²+n is prime but (p+j)²+j is not prime for all 0<j<n. A238674