Integer Profile

2,787,138

2 × 3^2 × 154841

Prime factors, divisor sums, positional representations and sequence properties for 2,787,138. The prime factorization is 2 × 3^2 × 154841.

Number of positive divisors: 12. Showing the recorded part of the sequence: 182.

AbundantEvenComposite

Collatz trajectory (182 steps)

Even: n → n/2; Odd: n → 3n + 1

2,787,1381,393,5694,180,7082,090,3541,045,1773,135,5321,567,766783,8832,351,6501,175,8253,527,4761,763,738881,8692,645,6081,322,804661,402330,701992,104496,052248,026124,013372,040186,02093,01046,505139,51669,75834,879104,63852,319156,95878,479235,438117,719353,158176,579529,738264,869794,608397,304198,65299,32649,663148,99074,495223,486111,743335,230167,615502,846251,423754,270377,1351,131,406565,7031,697,110848,5552,545,6661,272,8333,818,500

Showing 60 of 60.

Prime factorization

Factorization: 2 × 3^2 × 154841
Distinct prime factors: 3
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 12
Divisor sum: 6,038,838
Proper-divisor sum: 3,251,700
Digit sum: 36
Digital root: 9

Number bases

Decimal: 2787138
Binary: 1010101000011101000010 (22 bits)
Octal: 0o12503502
Hexadecimal: 0x2A8742

Divisor catalog (12)

1236918154,841309,682464,523929,0461,393,5692,787,138

Showing 12 of 12.