Properties of the Number 65557

Sixty-Five Thousand Five Hundred Fifty-Seven

Basics

Value: 65556 → 65557 → 65558

Parity: odd

Prime: Yes

Previous Prime: 65551

Next Prime: 65563

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 65557

Divisors: 1, 65557

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000000010101

Octal: 200025

Duodecimal: 31B31

Hexadecimal: 10015

Square: 4297720249

Square Root: 256.04101233982027

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 whose base-4 representation also is the base 2-representation of a prime. A235461

Primes which can be expressed as sum of distinct powers of 4. A77718

Primes having only {5, 6, 7} as digits. A260829

First primes of an arithmetic progression of six primes with common difference 30. A156204

Primes containing the string 555. A167281

Primes p such that x⁹ = 2 has a solution mod p, but x^9² = 2 has no solution mod p. A70185

Sums of three Fermat numbers. A155877

Sequence formed from rows of triangle A046934. A46935

Primes p such that x²⁷ = 2 has no solution mod p, but x⁹ = 2 has a solution mod p. A59354

Prime sums of three Fermat numbers: primes of form 2²^x + 2²^y + 5. A166484