Integer Profile

1,389,444

2^2 × 3 × 7^2 × 17 × 139

Prime factors, divisor sums, positional representations and sequence properties for 1,389,444. The prime factorization is 2^2 × 3 × 7^2 × 17 × 139.

Number of positive divisors: 72. Showing the recorded part of the sequence: 230.

AbundantEvenComposite

Divisor catalog (72)

1234671214172128344249516884981021191391471962042382782943574174765565887148338349731,4281,6661,6681,9462,3632,4992,9193,3323,8924,7264,9985,8386,8117,0899,4529,99611,67613,62214,17816,54120,43327,24428,35633,082

Showing 60 of 72.

Collatz trajectory (230 steps)

Even: n → n/2; Odd: n → 3n + 1

1,389,444694,722347,3611,042,084521,042260,521781,564390,782195,391586,174293,087879,262439,6311,318,894659,4471,978,342989,1712,967,5141,483,7574,451,2722,225,6361,112,818556,4091,669,228834,614417,3071,251,922625,9611,877,884938,942469,4711,408,414704,2072,112,6221,056,3113,168,9341,584,4674,753,4022,376,7017,130,1043,565,0521,782,526891,2632,673,7901,336,8954,010,6862,005,3436,016,0303,008,0159,024,0464,512,02313,536,0706,768,03520,304,10610,152,05330,456,16015,228,0807,614,0403,807,0201,903,510

Showing 60 of 60.

Prime factorization

Factorization: 2^2 × 3 × 7^2 × 17 × 139
Distinct prime factors: 5
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 72
Divisor sum: 4,021,920
Proper-divisor sum: 2,632,476
Digit sum: 33
Digital root: 6

Number bases

Decimal: 1389444
Binary: 101010011001110000100 (21 bits)
Octal: 0o5231604
Hexadecimal: 0x153384