16,508,331

3² × 7 × 67 × 3911

16,508,331 factors as 3^2 × 7 × 67 × 3911. Its 24 positive divisors give a proper-divisor sum of 11,157,333, so this integer is deficient. The Collatz stopping time is 200 steps.

Prime Factor Structure

Factorization String 3^2 × 7 × 67 × 3911

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 27,665,664

Proper Divisor Sum 11,157,333

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #16508329 ← → #16508339

Radix Representation

Decimal	16508331
Binary	111110111110010110101011 (24 bits)
Octal	0o76762653
Hexadecimal	0xFBE5AB

Divisor Catalog (24)

Collatz Trajectory (200 steps to reach 1)

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

16,508,331 49,524,994 24,762,497 74,287,492 37,143,746 18,571,873 55,715,620 27,857,810 13,928,905 41,786,716 20,893,358 10,446,679 31,340,038 15,670,019 47,010,058 23,505,029 70,515,088 35,257,544 17,628,772 8,814,386 4,407,193 13,221,580 6,610,790 3,305,395 9,916,186 4,958,093 14,874,280 7,437,140 3,718,570 1,859,285 5,577,856 2,788,928 1,394,464 697,232 348,616 174,308 87,154 43,577 130,732 65,366 32,683 98,050 49,025 147,076 73,538 36,769 110,308 55,154 27,577 82,732 41,366 20,683 62,050 31,025 93,076 46,538 23,269 69,808 34,904 17,452

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