Properties of the Number 64474

Sixty-Four Thousand Four Hundred Seventy-Four

Basics

Value: 64473 → 64474 → 64475

Parity: even

Prime: No

Previous Prime: 64453

Next Prime: 64483

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 32237

Divisors: 1, 2, 32237, 64474

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101111011010

Octal: 175732

Duodecimal: 3138A

Hexadecimal: fbda

Square: 4156896676

Square Root: 253.91730937452846

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) is the number of inversions in all compositions of n. A189052

a(1) = 6, a(n) = smallest number of the form k·a(n-1) + 1 with the same number of divisors, i.e., 4. A85067

a(1) = 6, a(n) = smallest number of the form k·a(n-1) +1 with the same prime signature p·q (6 = 2·3), where p and q are primes. A85066

The least k >= 1 for which A048720(A065621(n),k) = n·k. A115873

Number of even terms among first n terms of A064413. A64474