Integer Profile

1,998,700

2^2 × 5^2 × 11 × 23 × 79

Prime factors, divisor sums, positional representations and sequence properties for 1,998,700. The prime factorization is 2^2 × 5^2 × 11 × 23 × 79.

Number of positive divisors: 72. Showing the recorded part of the sequence: 184.

AbundantEvenComposite

Prime factorization

Factorization: 2^2 × 5^2 × 11 × 23 × 79
Distinct prime factors: 5
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 72
Divisor sum: 4,999,680
Proper-divisor sum: 3,000,980
Digit sum: 34
Digital root: 7

Number bases

Decimal: 1998700
Binary: 111100111111101101100 (21 bits)
Octal: 0o7477554
Hexadecimal: 0x1E7F6C

Divisor catalog (72)

12451011202223254446505579921001101151582202302532753163954605065505757908691,0121,1001,1501,2651,5801,7381,8171,9752,3002,5303,4763,6343,9504,3455,0606,3257,2687,9008,6909,08512,65017,38018,17019,98721,72525,30036,34039,974

Showing 60 of 72.

Collatz trajectory (184 steps)

Even: n → n/2; Odd: n → 3n + 1

1,998,700999,350499,6751,499,026749,5132,248,5401,124,270562,1351,686,406843,2032,529,6101,264,8053,794,4161,897,208948,604474,302237,151711,454355,7271,067,182533,5911,600,774800,3872,401,1621,200,5813,601,7441,800,872900,436450,218225,109675,328337,664168,83284,41642,20821,10410,5525,2762,6381,3193,9581,9795,9382,9698,9084,4542,2276,6823,34110,0245,0122,5061,2533,7601,880940470235706353

Showing 60 of 60.