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28,170,656

25 × 733 × 1201
Deficient Even Composite

28,170,656 factors as 2^5 × 733 × 1201. Its 24 positive divisors give a proper-divisor sum of 27,412,228, so this integer is deficient. The Collatz stopping time is 193 steps.

Prime Factor Structure

Factorization String 2^5 × 733 × 1201
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 55,582,884
Proper Divisor Sum 27,412,228
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #28170601 ← → #28170677

Radix Representation

Decimal 28170656
Binary 1101011011101100110100000 (25 bits)
Octal 0o153354640
Hexadecimal 0x1ADD9A0

Divisor Catalog (24)

1 2 4 8 16 32 733 1,201 1,466 2,402 2,932 4,804 5,864 9,608 11,728 19,216 23,456 38,432 880,333 1,760,666 3,521,332 7,042,664 14,085,328 28,170,656

Collatz Trajectory (193 steps to reach 1)

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

28,170,656 14,085,328 7,042,664 3,521,332 1,760,666 880,333 2,641,000 1,320,500 660,250 330,125 990,376 495,188 247,594 123,797 371,392 185,696 92,848 46,424 23,212 11,606 5,803 17,410 8,705 26,116 13,058 6,529 19,588 9,794 4,897 14,692 7,346 3,673 11,020 5,510 2,755 8,266 4,133 12,400 6,200 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830

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