9,691,558

2 × 19 × 37 × 61 × 113

Starting at 9,691,558, the Collatz iteration reaches 1 after 207 steps. The first transition is 4845779; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 19 × 37 × 61 × 113

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 16,115,040

Proper Divisor Sum 6,423,482

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #9691543 ← → #9691559

Radix Representation

Decimal	9691558
Binary	100100111110000110100110 (24 bits)
Octal	0o44760646
Hexadecimal	0x93E1A6

Divisor Catalog (32)

1 2 19 37 38 61 74 113 122 226 703 1,159 1,406 2,147 2,257 2,318 4,181 4,294 4,514 6,893 8,362 13,786 42,883 79,439 85,766 130,967 158,878 255,041 261,934 510,082 4,845,779 9,691,558

Collatz Trajectory (207 steps to reach 1)

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

9,691,558 4,845,779 14,537,338 7,268,669 21,806,008 10,903,004 5,451,502 2,725,751 8,177,254 4,088,627 12,265,882 6,132,941 18,398,824 9,199,412 4,599,706 2,299,853 6,899,560 3,449,780 1,724,890 862,445 2,587,336 1,293,668 646,834 323,417 970,252 485,126 242,563 727,690 363,845 1,091,536 545,768 272,884 136,442 68,221 204,664 102,332 51,166 25,583 76,750 38,375 115,126 57,563 172,690 86,345 259,036 129,518 64,759 194,278 97,139 291,418 145,709 437,128 218,564 109,282 54,641 163,924 81,962 40,981 122,944 61,472

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