Integer Profile

8,505,405

3^4 × 5 × 21001

Prime factors, divisor sums, positional representations and sequence properties for 8,505,405. The prime factorization is 3^4 × 5 × 21001.

Number of positive divisors: 20. Showing the recorded part of the sequence: 168.

DeficientOddComposite

Collatz trajectory (168 steps)

Even: n → n/2; Odd: n → 3n + 1

8,505,40525,516,21612,758,1086,379,0543,189,5279,568,5824,784,29114,352,8747,176,43721,529,31210,764,6565,382,3282,691,1641,345,582672,7912,018,3741,009,1873,027,5621,513,7814,541,3442,270,6721,135,336567,668283,834141,917425,752212,876106,43853,219159,65879,829239,488119,74459,87229,93614,9687,4843,7421,8715,6142,8078,4224,21112,6346,31718,9529,4764,7382,3697,1083,5541,7775,3322,6661,3334,0002,0001,000500250

Showing 60 of 60.

Prime factorization

Factorization: 3^4 × 5 × 21001
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 20
Divisor sum: 15,247,452
Proper-divisor sum: 6,742,047
Digit sum: 27
Digital root: 9

Number bases

Decimal: 8505405
Binary: 100000011100100000111101 (24 bits)
Octal: 0o40344075
Hexadecimal: 0x81C83D

Divisor catalog (20)

13591527458113540521,00163,003105,005189,009315,015567,027945,0451,701,0812,835,1358,505,405

Showing 20 of 20.