Properties of the Number 64289

Sixty-Four Thousand Two Hundred Eighty-Nine

Basics

Value: 64288 → 64289 → 64290

Parity: odd

Prime: No

Previous Prime: 64283

Next Prime: 64301

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 53 × 1213

Divisors: 1, 53, 1213, 64289

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101100100001

Octal: 175441

Duodecimal: 31255

Hexadecimal: fb21

Square: 4133075521

Square Root: 253.5527558517162

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

Numbers k such that binomial(3k, k) + 1 is prime. A125221

Numbers that define integer Heronian triangles [prime(a(n)), prime(a(n)+1), A068965(n)] with area A068966(n). A68964

a(n) = a(n-1) + 9·a(n-2) for n >= 2, a(0)=1, a(1)=2. A133558

Row sums of triangle A134151 and partition array A134150 (M3(4)/M3). A134152

Numerators of continued fraction convergents to sqrt(541). A42034

Numbers k such that 6^k + 3^k + 2^k = A074528(k) is a prime. A125706

Height of n-th term in Recamán's sequence A005132. A64289

Array read by antidiagonals: Numerical sequences of Fibonacci-like polynomials produced by m-ary Huffman trees of maximum height for absolutely ordered sequences. A98805