Properties of the Number 64817

Sixty-Four Thousand Eight Hundred Seventeen

Basics

Value: 64816 → 64817 → 64818

Parity: odd

Prime: Yes

Previous Prime: 64811

Next Prime: 64849

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 64817

Divisors: 1, 64817

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110100110001

Octal: 176461

Duodecimal: 31615

Hexadecimal: fd31

Square: 4201243489

Square Root: 254.59183019099416

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 form n² + 14641. A256839

Primes p such that q-p = 32, where q is the next prime after p. A126784

Least of three consecutive primes p, q, r such that p + q, p + r, q + r and p + q + r all have the same number of prime divisors, counted with multiplicity. A368785

Primes of the form 7n³-10. A200955

Primes of the form 3n² - 10. A201782

First of three consecutive primes p,q,r such that p+q, p+r and q+r are all triprimes. A362203

Maximal number of squares among the n-1 numbers p_i + p_i+1, 1 <= i <= n-1, where (p₁, ..., p_n) is any permutation of (1, ..., n). A64817

Semiprimes which are equal to product of two successive primes and also to sum of three successive primes. A133126