Integer Profile

3,991,818

2 × 3 × 665303

Prime factors, divisor sums, positional representations and sequence properties for 3,991,818. The prime factorization is 2 × 3 × 665303.

Number of positive divisors: 8. Showing the recorded part of the sequence: 92.

AbundantEvenComposite

Prime factorization

Factorization: 2 × 3 × 665303
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 8
Divisor sum: 7,983,648
Proper-divisor sum: 3,991,830
Digit sum: 39
Digital root: 3

Number bases

Decimal: 3991818
Binary: 1111001110100100001010 (22 bits)
Octal: 0o17164412
Hexadecimal: 0x3CE90A

Divisor catalog (8)

1236665,3031,330,6061,995,9093,991,818

Showing 8 of 8.

Collatz trajectory (92 steps)

Even: n → n/2; Odd: n → 3n + 1

3,991,8181,995,9095,987,7282,993,8641,496,932748,466374,2331,122,700561,350280,675842,026421,0131,263,040631,520315,760157,88078,94039,47019,73559,20629,60388,81044,405133,21666,60833,30416,6528,3264,16312,4906,24518,7369,3684,6842,3421,1713,5141,7575,2722,6361,3186591,9789892,9681,4847423711,1145571,672836418209628314157472236118

Showing 60 of 60.