Integer Profile
1,640,090
2 × 5 × 401 × 409
Prime factors, divisor sums, positional representations and sequence properties for 1,640,090. The prime factorization is 2 × 5 × 401 × 409.
Number of positive divisors: 16. Showing the recorded part of the sequence: 83.
Arithmetic properties
- Positive divisors
- 16
- Divisor sum
- 2,966,760
- Proper-divisor sum
- 1,326,670
- Digit sum
- 20
- Digital root
- 2
Number bases
- Decimal
- 1640090
- Binary
- 110010000011010011010 (21 bits)
- Octal
- 0o6203232
- Hexadecimal
- 0x19069A
Divisor catalog (16)
125104014098028182,0052,0454,0104,090164,009328,018820,0451,640,090
Showing 16 of 16.
Collatz trajectory (83 steps)
Even: n → n/2; Odd: n → 3n + 1
1,640,090820,0452,460,1361,230,068615,034307,517922,552461,276230,638115,319345,958172,979518,938259,469778,408389,204194,60297,301291,904145,95272,97636,48818,2449,1224,56113,6846,8423,42110,2645,1322,5661,2833,8501,9255,7762,8881,4447223611,0845422718144071,2226111,8349172,7521,3766883441728643130651969849
Showing 60 of 60.
Prime factorization
- Factorization
- 2 × 5 × 401 × 409
- Distinct prime factors
- 4
- Perfect square
- No
- Parity
- Even
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