9,774,987

3 × 19 × 171491

Starting at 9,774,987, the Collatz iteration reaches 1 after 199 steps. The first transition is 29324962; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 19 × 171491

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 13,719,360

Proper Divisor Sum 3,944,373

Digit Sum / Digital Root 51 (Root: 6)

Adjacent Primes #9774971 ← → #9774991

Radix Representation

Decimal	9774987
Binary	100101010010011110001011 (24 bits)
Octal	0o45223613
Hexadecimal	0x95278B

Divisor Catalog (8)

1 3 19 57 171,491 514,473 3,258,329 9,774,987

Collatz Trajectory (199 steps to reach 1)

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

9,774,987 29,324,962 14,662,481 43,987,444 21,993,722 10,996,861 32,990,584 16,495,292 8,247,646 4,123,823 12,371,470 6,185,735 18,557,206 9,278,603 27,835,810 13,917,905 41,753,716 20,876,858 10,438,429 31,315,288 15,657,644 7,828,822 3,914,411 11,743,234 5,871,617 17,614,852 8,807,426 4,403,713 13,211,140 6,605,570 3,302,785 9,908,356 4,954,178 2,477,089 7,431,268 3,715,634 1,857,817 5,573,452 2,786,726 1,393,363 4,180,090 2,090,045 6,270,136 3,135,068 1,567,534 783,767 2,351,302 1,175,651 3,526,954 1,763,477 5,290,432 2,645,216 1,322,608 661,304 330,652 165,326 82,663 247,990 123,995 371,986

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