Properties of the Number 64485

Sixty-Four Thousand Four Hundred Eighty-Five

Basics

Value: 64484 → 64485 → 64486

Parity: odd

Prime: No

Previous Prime: 64483

Next Prime: 64489

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 1433

Divisors: 1, 3, 5, 9, 15, 45, 1433, 4299, 7165, 12897

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1111101111100101

Octal: 175745

Duodecimal: 31399

Hexadecimal: fbe5

Square: 4158315225

Square Root: 253.9389690457138

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 s(k) = s(k+1) = s(k+2), where s(k) is the sum of unitary divisors of k that are smaller than sqrt(k) (A334019). A334021

Numbers k such that 311·2^k+1 is prime. A322946

Number of ordered pairs a,b of elements in the dihedral group D_2n such that the subgroup generated by the pair a,b is a proper subgroup of D_2n. A64485