Integer Profile

2,725,821

3^2 × 7^3 × 883

Prime factors, divisor sums, positional representations and sequence properties for 2,725,821. The prime factorization is 3^2 × 7^3 × 883.

Number of positive divisors: 24. Showing the recorded part of the sequence: 138.

DeficientOddComposite

Number bases

Decimal: 2725821
Binary: 1010011001011110111101 (22 bits)
Octal: 0o12313675
Hexadecimal: 0x2997BD

Divisor catalog (24)

13792149631473434418831,0292,6493,0876,1817,94718,54343,26755,629129,801302,869389,403908,6072,725,821

Showing 24 of 24.

Collatz trajectory (138 steps)

Even: n → n/2; Odd: n → 3n + 1

2,725,8218,177,4644,088,7322,044,3661,022,1833,066,5501,533,2754,599,8262,299,9136,899,7403,449,8701,724,9355,174,8062,587,4037,762,2103,881,10511,643,3165,821,6582,910,8298,732,4884,366,2442,183,1221,091,5613,274,6841,637,342818,6712,456,0141,228,0073,684,0221,842,0115,526,0342,763,0178,289,0524,144,5262,072,2636,216,7903,108,3959,325,1864,662,59313,987,7806,993,8903,496,94510,490,8365,245,4182,622,7097,868,1283,934,0641,967,032983,516491,758245,879737,638368,8191,106,458553,2291,659,688829,844414,922207,461622,384

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 7^3 × 883
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 24
Divisor sum: 4,596,800
Proper-divisor sum: 1,870,979
Digit sum: 27
Digital root: 9