Integer Profile
1,221,601
1221601
Prime factors, divisor sums, positional representations and sequence properties for 1,221,601. The prime factorization is 1221601.
Number of positive divisors: 2. Showing the recorded part of the sequence: 111.
Number bases
- Decimal
- 1221601
- Binary
- 100101010001111100001 (21 bits)
- Octal
- 0o4521741
- Hexadecimal
- 0x12A3E1
Divisor catalog (2)
11,221,601
Showing 2 of 2.
Collatz trajectory (111 steps)
Even: n → n/2; Odd: n → 3n + 1
1,221,6013,664,8041,832,402916,2012,748,6041,374,302687,1512,061,4541,030,7273,092,1821,546,0914,638,2742,319,1376,957,4123,478,7061,739,3535,218,0602,609,0301,304,5153,913,5461,956,7735,870,3202,935,1601,467,580733,790366,8951,100,686550,3431,651,030825,5152,476,5461,238,2733,714,8201,857,410928,7052,786,1161,393,058696,5292,089,5881,044,794522,3971,567,192783,596391,798195,899587,698293,849881,548440,774220,387661,162330,581991,744495,872247,936123,96861,98430,99215,4967,748
Showing 60 of 60.
Prime factorization
- Factorization
- 1221601
- Distinct prime factors
- 1
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 2
- Divisor sum
- 1,221,602
- Proper-divisor sum
- 1
- Digit sum
- 13
- Digital root
- 4
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