Properties of the Number 64027

Sixty-Four Thousand Twenty-Seven

Basics

Value: 64026 → 64027 → 64028

Parity: odd

Prime: No

Previous Prime: 64019

Next Prime: 64033

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 43 × 1489

Divisors: 1, 43, 1489, 64027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101000011011

Octal: 175033

Duodecimal: 31077

Hexadecimal: fa1b

Square: 4099456729

Square Root: 253.03557062199772

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

Quotients connected with the Banach matchboxes problem: ∑_{i=1..prime(n)-7} 2^i-1*binomial(i+2,3)/prime(n) (case 3). A238697

Numbers k such that (29·10^k + 91)/3 is prime. A269797

a(n) = (-1)ⁿ*∑_d∣n (-1)^d*d². A64027