Integer Profile

1,281,225

3 × 5^2 × 11 × 1553

Prime factors, divisor sums, positional representations and sequence properties for 1,281,225. The prime factorization is 3 × 5^2 × 11 × 1553.

Number of positive divisors: 24. Showing the recorded part of the sequence: 186.

DeficientOddComposite

Divisor catalog (24)

1351115253355751652758251,5534,6597,76517,08323,29538,82551,24985,415116,475256,245427,0751,281,225

Showing 24 of 24.

Collatz trajectory (186 steps)

Even: n → n/2; Odd: n → 3n + 1

1,281,2253,843,6761,921,838960,9192,882,7581,441,3794,324,1382,162,0696,486,2083,243,1041,621,552810,776405,388202,694101,347304,042152,021456,064228,032114,01657,00828,50414,2527,1263,56310,6905,34516,0368,0184,00912,0286,0143,0079,0224,51113,5346,76720,30210,15130,45415,22745,68222,84168,52434,26217,13151,39425,69777,09238,54619,27357,82028,91014,45543,36621,68365,05032,52597,57648,788

Showing 60 of 60.

Prime factorization

Factorization: 3 × 5^2 × 11 × 1553
Distinct prime factors: 4
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 24
Divisor sum: 2,312,352
Proper-divisor sum: 1,031,127
Digit sum: 21
Digital root: 3

Number bases

Decimal: 1281225
Binary: 100111000110011001001 (21 bits)
Octal: 0o4706311
Hexadecimal: 0x138CC9