Integer Profile
561,213
3^2 × 127 × 491
Prime factors, divisor sums, positional representations and sequence properties for 561,213. The prime factorization is 3^2 × 127 × 491.
Number of positive divisors: 12. Showing the recorded part of the sequence: 221.
Arithmetic properties
- Positive divisors
- 12
- Divisor sum
- 818,688
- Proper-divisor sum
- 257,475
- Digit sum
- 18
- Digital root
- 9
Number bases
- Decimal
- 561213
- Binary
- 10001001000000111101 (20 bits)
- Octal
- 0o2110075
- Hexadecimal
- 0x8903D
Divisor catalog (12)
1391273814911,1431,4734,41962,357187,071561,213
Showing 12 of 12.
Collatz trajectory (221 steps)
Even: n → n/2; Odd: n → 3n + 1
561,2131,683,640841,820420,910210,455631,366315,683947,050473,5251,420,576710,288355,144177,57288,78644,393133,18066,59033,29599,88649,943149,83074,915224,746112,373337,120168,56084,28042,14021,07010,53531,60615,80347,41023,70571,11635,55817,77953,33826,66980,00840,00420,00210,00130,00415,0027,50122,50411,2525,6262,8138,4404,2202,1101,0553,1661,5834,7502,3757,1263,563
Showing 60 of 60.
Prime factorization
- Factorization
- 3^2 × 127 × 491
- Distinct prime factors
- 3
- Perfect square
- No
- Parity
- Odd
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