Integer Profile

1,218,724

2^2 × 13 × 23 × 1019

Prime factors, divisor sums, positional representations and sequence properties for 1,218,724. The prime factorization is 2^2 × 13 × 23 × 1019.

Number of positive divisors: 24. Showing the recorded part of the sequence: 147.

DeficientEvenComposite

Arithmetic properties

Positive divisors: 24
Divisor sum: 2,399,040
Proper-divisor sum: 1,180,316
Digit sum: 25
Digital root: 7

Number bases

Decimal: 1218724
Binary: 100101001100010100100 (21 bits)
Octal: 0o4514244
Hexadecimal: 0x1298A4

Divisor catalog (24)

1241323264652922995981,0191,1962,0384,07613,24723,43726,49446,87452,98893,748304,681609,3621,218,724

Showing 24 of 24.

Collatz trajectory (147 steps)

Even: n → n/2; Odd: n → 3n + 1

1,218,724609,362304,681914,044457,022228,511685,534342,7671,028,302514,1511,542,454771,2272,313,6821,156,8413,470,5241,735,262867,6312,602,8941,301,4473,904,3421,952,1715,856,5142,928,2578,784,7724,392,3862,196,1936,588,5803,294,2901,647,1454,941,4362,470,7181,235,3593,706,0781,853,0395,559,1182,779,5598,338,6784,169,33912,508,0186,254,00918,762,0289,381,0144,690,50714,071,5227,035,76121,107,28410,553,6425,276,82115,830,4647,915,2323,957,6161,978,808989,404494,702247,351742,054371,0271,113,082556,5411,669,624

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 13 × 23 × 1019
Distinct prime factors: 4
Perfect square: No
Parity: Even