Integer Profile
398,405
5 × 7 × 11383
Prime factors, divisor sums, positional representations and sequence properties for 398,405. The prime factorization is 5 × 7 × 11383.
Number of positive divisors: 8. Showing the recorded part of the sequence: 161.
Number bases
- Decimal
- 398405
- Binary
- 1100001010001000101 (19 bits)
- Octal
- 0o1412105
- Hexadecimal
- 0x61445
Divisor catalog (8)
1573511,38356,91579,681398,405
Showing 8 of 8.
Collatz trajectory (161 steps)
Even: n → n/2; Odd: n → 3n + 1
398,4051,195,216597,608298,804149,40274,701224,104112,05256,02628,01384,04042,02021,01010,50531,51615,7587,87923,63811,81935,45817,72953,18826,59413,29739,89219,9469,97329,92014,9607,4803,7401,8709352,8061,4034,2102,1056,3163,1581,5794,7382,3697,1083,5541,7775,3322,6661,3334,0002,0001,000500250125376188944714271
Showing 60 of 60.
Prime factorization
- Factorization
- 5 × 7 × 11383
- Distinct prime factors
- 3
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 8
- Divisor sum
- 546,432
- Proper-divisor sum
- 148,027
- Digit sum
- 29
- Digital root
- 2
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