9,780,655

5 × 31 × 89 × 709

9,780,655 factors as 5 × 31 × 89 × 709. Its 16 positive divisors give a proper-divisor sum of 2,488,145, so this integer is deficient. The Collatz stopping time is 238 steps.

Prime Factor Structure

Factorization String 5 × 31 × 89 × 709

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 12,268,800

Proper Divisor Sum 2,488,145

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #9780647 ← → #9780721

Radix Representation

Decimal	9780655
Binary	100101010011110110101111 (24 bits)
Octal	0o45236657
Hexadecimal	0x953DAF

Divisor Catalog (16)

1 5 31 89 155 445 709 2,759 3,545 13,795 21,979 63,101 109,895 315,505 1,956,131 9,780,655

Collatz Trajectory (238 steps to reach 1)

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

9,780,655 29,341,966 14,670,983 44,012,950 22,006,475 66,019,426 33,009,713 99,029,140 49,514,570 24,757,285 74,271,856 37,135,928 18,567,964 9,283,982 4,641,991 13,925,974 6,962,987 20,888,962 10,444,481 31,333,444 15,666,722 7,833,361 23,500,084 11,750,042 5,875,021 17,625,064 8,812,532 4,406,266 2,203,133 6,609,400 3,304,700 1,652,350 826,175 2,478,526 1,239,263 3,717,790 1,858,895 5,576,686 2,788,343 8,365,030 4,182,515 12,547,546 6,273,773 18,821,320 9,410,660 4,705,330 2,352,665 7,057,996 3,528,998 1,764,499 5,293,498 2,646,749 7,940,248 3,970,124 1,985,062 992,531 2,977,594 1,488,797 4,466,392 2,233,196

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