λ
Sequence Observatory

8,237,306

2 × 7 × 11 × 89 × 601
Deficient Even Composite

Starting at 8,237,306, the Collatz iteration reaches 1 after 217 steps. The first transition is 4118653; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 11 × 89 × 601
Distinct Prime Factors 5
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 15,603,840
Proper Divisor Sum 7,366,534
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #8237303 ← → #8237309

Radix Representation

Decimal 8237306
Binary 11111011011000011111010 (23 bits)
Octal 0o37330372
Hexadecimal 0x7DB0FA

Divisor Catalog (32)

1 2 7 11 14 22 77 89 154 178 601 623 979 1,202 1,246 1,958 4,207 6,611 6,853 8,414 13,222 13,706 46,277 53,489 92,554 106,978 374,423 588,379 748,846 1,176,758 4,118,653 8,237,306

Collatz Trajectory (217 steps to reach 1)

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

8,237,306 4,118,653 12,355,960 6,177,980 3,088,990 1,544,495 4,633,486 2,316,743 6,950,230 3,475,115 10,425,346 5,212,673 15,638,020 7,819,010 3,909,505 11,728,516 5,864,258 2,932,129 8,796,388 4,398,194 2,199,097 6,597,292 3,298,646 1,649,323 4,947,970 2,473,985 7,421,956 3,710,978 1,855,489 5,566,468 2,783,234 1,391,617 4,174,852 2,087,426 1,043,713 3,131,140 1,565,570 782,785 2,348,356 1,174,178 587,089 1,761,268 880,634 440,317 1,320,952 660,476 330,238 165,119 495,358 247,679 743,038 371,519 1,114,558 557,279 1,671,838 835,919 2,507,758 1,253,879 3,761,638 1,880,819

More profiles

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