Integer Profile

1,818,513

3^2 × 37 × 43 × 127

Prime factors, divisor sums, positional representations and sequence properties for 1,818,513. The prime factorization is 3^2 × 37 × 43 × 127.

Number of positive divisors: 24. Showing the recorded part of the sequence: 109.

DeficientOddComposite

Prime factorization

Factorization: 3^2 × 37 × 43 × 127
Distinct prime factors: 4
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 24
Divisor sum: 2,782,208
Proper-divisor sum: 963,695
Digit sum: 27
Digital root: 9

Number bases

Decimal: 1818513
Binary: 110111011111110010001 (21 bits)
Octal: 0o6737621
Hexadecimal: 0x1BBF91

Divisor catalog (24)

13937431111271293333813871,1431,5914,6994,7735,46114,09714,31916,38342,29149,149202,057606,1711,818,513

Showing 24 of 24.

Collatz trajectory (109 steps)

Even: n → n/2; Odd: n → 3n + 1

1,818,5135,455,5402,727,7701,363,8854,091,6562,045,8281,022,914511,4571,534,372767,186383,5931,150,780575,390287,695863,086431,5431,294,630647,3151,941,946970,9732,912,9201,456,460728,230364,1151,092,346546,1731,638,520819,260409,630204,815614,446307,223921,670460,8351,382,506691,2532,073,7601,036,880518,440259,220129,61064,805194,41697,20848,60424,30212,15136,45418,22754,68227,34182,02441,01220,50610,25330,76015,3807,6903,84511,536

Showing 60 of 60.