8,990,901

3² × 998989

8,990,901 factors as 3^2 × 998989. Its 6 positive divisors give a proper-divisor sum of 3,995,969, so this integer is deficient. The Collatz stopping time is 111 steps.

Prime Factor Structure

Factorization String 3^2 × 998989

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 12,986,870

Proper Divisor Sum 3,995,969

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #8990887 ← → #8990929

Radix Representation

Decimal	8990901
Binary	100010010011000010110101 (24 bits)
Octal	0o42230265
Hexadecimal	0x8930B5

Divisor Catalog (6)

1 3 9 998,989 2,996,967 8,990,901

Collatz Trajectory (111 steps to reach 1)

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

8,990,901 26,972,704 13,486,352 6,743,176 3,371,588 1,685,794 842,897 2,528,692 1,264,346 632,173 1,896,520 948,260 474,130 237,065 711,196 355,598 177,799 533,398 266,699 800,098 400,049 1,200,148 600,074 300,037 900,112 450,056 225,028 112,514 56,257 168,772 84,386 42,193 126,580 63,290 31,645 94,936 47,468 23,734 11,867 35,602 17,801 53,404 26,702 13,351 40,054 20,027 60,082 30,041 90,124 45,062 22,531 67,594 33,797 101,392 50,696 25,348 12,674 6,337 19,012 9,506

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