Integer Profile
1,840,720
2^4 × 5 × 7 × 19 × 173
Prime factors, divisor sums, positional representations and sequence properties for 1,840,720. The prime factorization is 2^4 × 5 × 7 × 19 × 173.
Number of positive divisors: 80. Collatz steps to reach 1: 39.
Prime factorization
- Factorization
- 2^4 × 5 × 7 × 19 × 173
- Distinct prime factors
- 5
- Perfect square
- No
- Parity
- Even
Arithmetic properties
- Positive divisors
- 80
- Divisor sum
- 5,178,240
- Proper-divisor sum
- 3,337,520
- Digit sum
- 22
- Digital root
- 4
Number bases
- Decimal
- 1840720
- Binary
- 111000001011001010000 (21 bits)
- Octal
- 0o7013120
- Hexadecimal
- 0x1C1650
Divisor catalog (80)
12457810141619202835384056707680951121331401521731902662803043463805325606656927608651,0641,2111,3301,3841,5201,7302,1282,4222,6602,7683,2873,4604,8445,3206,0556,5746,9209,68810,64012,11013,14813,84016,435
Showing 60 of 80.
Collatz trajectory (39 steps)
Even: n → n/2; Odd: n → 3n + 1
1,840,720920,360460,180230,090115,045345,136172,56886,28443,14221,57164,71432,35797,07248,53624,26812,1346,06718,2029,10127,30413,6526,8263,41310,2405,1202,5601,280640320160804020105168421
Showing 40 of 40.
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