λ
Sigma Notebook

9,187,387

11 × 835217
Deficient Odd Composite

9,187,387 is odd and not a perfect square. Its factorization is 11 × 835217 and its 4 divisors sum to 10,022,616.

Prime Factor Structure

Factorization String 11 × 835217
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,022,616
Proper Divisor Sum 835,229
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #9187369 ← → #9187397

Radix Representation

Decimal 9187387
Binary 100011000011000000111011 (24 bits)
Octal 0o43030073
Hexadecimal 0x8C303B

Divisor Catalog (4)

1 11 835,217 9,187,387

Collatz Trajectory (137 steps to reach 1)

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

9,187,387 27,562,162 13,781,081 41,343,244 20,671,622 10,335,811 31,007,434 15,503,717 46,511,152 23,255,576 11,627,788 5,813,894 2,906,947 8,720,842 4,360,421 13,081,264 6,540,632 3,270,316 1,635,158 817,579 2,452,738 1,226,369 3,679,108 1,839,554 919,777 2,759,332 1,379,666 689,833 2,069,500 1,034,750 517,375 1,552,126 776,063 2,328,190 1,164,095 3,492,286 1,746,143 5,238,430 2,619,215 7,857,646 3,928,823 11,786,470 5,893,235 17,679,706 8,839,853 26,519,560 13,259,780 6,629,890 3,314,945 9,944,836 4,972,418 2,486,209 7,458,628 3,729,314 1,864,657 5,593,972 2,796,986 1,398,493 4,195,480 2,097,740

More profiles

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