λ
Sequence Observatory

9,678,551

727 × 13313
Deficient Odd Composite

Starting at 9,678,551, the Collatz iteration reaches 1 after 119 steps. The first transition is 29035654; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 727 × 13313
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,692,592
Proper Divisor Sum 14,041
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #9678521 ← → #9678577

Radix Representation

Decimal 9678551
Binary 100100111010111011010111 (24 bits)
Octal 0o44727327
Hexadecimal 0x93AED7

Divisor Catalog (4)

1 727 13,313 9,678,551

Collatz Trajectory (119 steps to reach 1)

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

9,678,551 29,035,654 14,517,827 43,553,482 21,776,741 65,330,224 32,665,112 16,332,556 8,166,278 4,083,139 12,249,418 6,124,709 18,374,128 9,187,064 4,593,532 2,296,766 1,148,383 3,445,150 1,722,575 5,167,726 2,583,863 7,751,590 3,875,795 11,627,386 5,813,693 17,441,080 8,720,540 4,360,270 2,180,135 6,540,406 3,270,203 9,810,610 4,905,305 14,715,916 7,357,958 3,678,979 11,036,938 5,518,469 16,555,408 8,277,704 4,138,852 2,069,426 1,034,713 3,104,140 1,552,070 776,035 2,328,106 1,164,053 3,492,160 1,746,080 873,040 436,520 218,260 109,130 54,565 163,696 81,848 40,924 20,462 10,231

More profiles

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