Integer Profile
2,126,721
3 × 708907
Prime factors, divisor sums, positional representations and sequence properties for 2,126,721. The prime factorization is 3 × 708907.
Number of positive divisors: 4. Showing the recorded part of the sequence: 153.
Arithmetic properties
- Positive divisors
- 4
- Divisor sum
- 2,835,632
- Proper-divisor sum
- 708,911
- Digit sum
- 21
- Digital root
- 3
Number bases
- Decimal
- 2126721
- Binary
- 1000000111001110000001 (22 bits)
- Octal
- 0o10071601
- Hexadecimal
- 0x207381
Divisor catalog (4)
13708,9072,126,721
Showing 4 of 4.
Collatz trajectory (153 steps)
Even: n → n/2; Odd: n → 3n + 1
2,126,7216,380,1643,190,0821,595,0414,785,1242,392,5621,196,2813,588,8441,794,422897,2112,691,6341,345,8174,037,4522,018,7261,009,3633,028,0901,514,0454,542,1362,271,0681,135,534567,7671,703,302851,6512,554,9541,277,4773,832,4321,916,216958,108479,054239,527718,582359,2911,077,874538,9371,616,812808,406404,2031,212,610606,3051,818,916909,458454,7291,364,188682,094341,0471,023,142511,5711,534,714767,3572,302,0721,151,036575,518287,759863,278431,6391,294,918647,4591,942,378971,1892,913,568
Showing 60 of 60.
Prime factorization
- Factorization
- 3 × 708907
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
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