Properties of the Number -26641

Twenty-Six Thousand Six Hundred Forty-One

Basics

Value: -26642 → -26641 → -26640

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 26641

Divisors: 1, 26641

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110100000010001

Octal: -64021

Duodecimal: -13501

Hexadecimal: -6811

Square: 709742881

Square Root: 163.22070947033652

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

Balanced primes of order four. A82079

Primes of form n² + 10000. A256838

Centered 40-gonal numbers. A195317

Primes p such that A001175(p) = (p-1)/8. A308793

Primes of the form 666·n + 1. A37029

Primes p for which there are exactly as many primes in the range [p², p·nextprime(p)] as there are in the range [p·nextprime(p), nextprime(p)²], where nextprime(p) gives the next prime after prime p. A256472

Primes p such that p = q² + 8·r² where q and r are also primes. A260556

Prime numbers congruent to 1 or 169 modulo 240 representable by both x² + 150·y² and x² + 960·y². A325087

Triangle of primes associated with A083773. A83775

Numbers k such that 18^k - 17^k is prime, or a strong pseudoprime. A188051