Properties of the Number 64465

Sixty-Four Thousand Four Hundred Sixty-Five

Basics

Value: 64464 → 64465 → 64466

Parity: odd

Prime: No

Previous Prime: 64453

Next Prime: 64483

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 12893

Divisors: 1, 5, 12893, 64465

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111101111010001

Octal: 175721

Duodecimal: 31381

Hexadecimal: fbd1

Square: 4155736225

Square Root: 253.899586451022

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

a(n) = ∑_k=1..n binomial(floor(n/k)+3,4). A365409

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 16. A31604

a(n) = [[(k²)*n]-(k*[k·n])], where k = sqrt(2) and [] is the floor function. A59648

Numbers k such that A048138(k) = A034444(k). A64465