Integer Profile
1,221,661
7 × 199 × 877
Prime factors, divisor sums, positional representations and sequence properties for 1,221,661. The prime factorization is 7 × 199 × 877.
Number of positive divisors: 8. Showing the recorded part of the sequence: 98.
Prime factorization
- Factorization
- 7 × 199 × 877
- Distinct prime factors
- 3
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 8
- Divisor sum
- 1,404,800
- Proper-divisor sum
- 183,139
- Digit sum
- 19
- Digital root
- 1
Number bases
- Decimal
- 1221661
- Binary
- 100101010010000011101 (21 bits)
- Octal
- 0o4522035
- Hexadecimal
- 0x12A41D
Divisor catalog (8)
171998771,3936,139174,5231,221,661
Showing 8 of 8.
Collatz trajectory (98 steps)
Even: n → n/2; Odd: n → 3n + 1
1,221,6613,664,9841,832,492916,246458,1231,374,370687,1852,061,5561,030,778515,3891,546,168773,084386,542193,271579,814289,907869,722434,8611,304,584652,292326,146163,073489,220244,610122,305366,916183,45891,729275,188137,59468,797206,392103,19651,59825,79977,39838,699116,09858,049174,14887,07443,537130,61265,30632,65397,96048,98024,49012,24536,73618,3689,1844,5922,2961,1485742878624311,294
Showing 60 of 60.
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