Integer Profile
2,160,021
3 × 720007
Prime factors, divisor sums, positional representations and sequence properties for 2,160,021. The prime factorization is 3 × 720007.
Number of positive divisors: 4. Showing the recorded part of the sequence: 65.
Arithmetic properties
- Positive divisors
- 4
- Divisor sum
- 2,880,032
- Proper-divisor sum
- 720,011
- Digit sum
- 12
- Digital root
- 3
Number bases
- Decimal
- 2160021
- Binary
- 1000001111010110010101 (22 bits)
- Octal
- 0o10172625
- Hexadecimal
- 0x20F595
Divisor catalog (4)
13720,0072,160,021
Showing 4 of 4.
Collatz trajectory (65 steps)
Even: n → n/2; Odd: n → 3n + 1
2,160,0216,480,0643,240,0321,620,016810,008405,004202,502101,251303,754151,877455,632227,816113,90856,95428,47785,43242,71621,35810,67932,03816,01948,05824,02972,08836,04418,0229,01127,03413,51740,55220,27610,1385,06915,2087,6043,8021,9015,7042,8521,4267132,1401,0705351,6068032,4101,2053,6161,8089044522261133401708525612864
Showing 60 of 60.
Prime factorization
- Factorization
- 3 × 720007
- Distinct prime factors
- 2
- Perfect square
- No
- Parity
- Odd
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