Integer Profile

1,810,918

2 × 419 × 2161

Prime factors, divisor sums, positional representations and sequence properties for 1,810,918. The prime factorization is 2 × 419 × 2161.

Number of positive divisors: 8. Showing the recorded part of the sequence: 114.

DeficientEvenComposite

Collatz trajectory (114 steps)

Even: n → n/2; Odd: n → 3n + 1

1,810,918905,4592,716,3781,358,1894,074,5682,037,2841,018,642509,3211,527,964763,982381,9911,145,974572,9871,718,962859,4812,578,4441,289,222644,6111,933,834966,9172,900,7521,450,376725,188362,594181,297543,892271,946135,973407,920203,960101,98050,99025,49576,48638,243114,73057,365172,09686,04843,02421,51210,7565,3782,6898,0684,0342,0176,0523,0261,5134,5402,2701,1353,4061,7035,1102,5557,6663,83311,500

Showing 60 of 60.

Prime factorization

Factorization: 2 × 419 × 2161
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,724,120
Proper-divisor sum: 913,202
Digit sum: 28
Digital root: 1

Number bases

Decimal: 1810918
Binary: 110111010000111100110 (21 bits)
Octal: 0o6720746
Hexadecimal: 0x1BA1E6

Divisor catalog (8)

124198382,1614,322905,4591,810,918

Showing 8 of 8.