3,840,635

5 × 768127

Starting at 3,840,635, the Collatz iteration reaches 1 after 97 steps. The first transition is 11521906; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 768127

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,608,768

Proper Divisor Sum 768,133

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #3840601 ← → #3840647

Radix Representation

Decimal	3840635
Binary	1110101001101001111011 (22 bits)
Octal	0o16515173
Hexadecimal	0x3A9A7B

Divisor Catalog (4)

1 5 768,127 3,840,635

Collatz Trajectory (97 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

3,840,635 11,521,906 5,760,953 17,282,860 8,641,430 4,320,715 12,962,146 6,481,073 19,443,220 9,721,610 4,860,805 14,582,416 7,291,208 3,645,604 1,822,802 911,401 2,734,204 1,367,102 683,551 2,050,654 1,025,327 3,075,982 1,537,991 4,613,974 2,306,987 6,920,962 3,460,481 10,381,444 5,190,722 2,595,361 7,786,084 3,893,042 1,946,521 5,839,564 2,919,782 1,459,891 4,379,674 2,189,837 6,569,512 3,284,756 1,642,378 821,189 2,463,568 1,231,784 615,892 307,946 153,973 461,920 230,960 115,480 57,740 28,870 14,435 43,306 21,653 64,960 32,480 16,240 8,120 4,060

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