Integer Profile

2,587,389

3 × 7 × 123209

Prime factors, divisor sums, positional representations and sequence properties for 2,587,389. The prime factorization is 3 × 7 × 123209.

Number of positive divisors: 8. Showing the recorded part of the sequence: 156.

DeficientOddComposite

Arithmetic properties

Positive divisors: 8
Divisor sum: 3,942,720
Proper-divisor sum: 1,355,331
Digit sum: 42
Digital root: 6

Number bases

Decimal: 2587389
Binary: 1001110111101011111101 (22 bits)
Octal: 0o11675375
Hexadecimal: 0x277AFD

Divisor catalog (8)

13721123,209369,627862,4632,587,389

Showing 8 of 8.

Collatz trajectory (156 steps)

Even: n → n/2; Odd: n → 3n + 1

2,587,3897,762,1683,881,0841,940,542970,2712,910,8141,455,4074,366,2222,183,1116,549,3343,274,6679,824,0024,912,00114,736,0047,368,0023,684,00111,052,0045,526,0022,763,0018,289,0044,144,5022,072,2516,216,7543,108,3779,325,1324,662,5662,331,2836,993,8503,496,92510,490,7765,245,3882,622,6941,311,3473,934,0421,967,0215,901,0642,950,5321,475,266737,6332,212,9001,106,450553,2251,659,676829,838414,9191,244,758622,3791,867,138933,5692,800,7081,400,354700,1772,100,5321,050,266525,1331,575,400787,700393,850196,925590,776

Showing 60 of 60.

Prime factorization

Factorization: 3 × 7 × 123209
Distinct prime factors: 3
Perfect square: No
Parity: Odd