λ
Ratio Atlas

3,912,731

317 × 12343
Deficient Odd Composite

3,912,731 factors as 317 × 12343. Its 4 positive divisors give a proper-divisor sum of 12,661, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 317 × 12343
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,925,392
Proper Divisor Sum 12,661
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #3912721 ← → #3912749

Radix Representation

Decimal 3912731
Binary 1110111011010000011011 (22 bits)
Octal 0o16732033
Hexadecimal 0x3BB41B

Divisor Catalog (4)

1 317 12,343 3,912,731

Collatz Trajectory (154 steps to reach 1)

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

3,912,731 11,738,194 5,869,097 17,607,292 8,803,646 4,401,823 13,205,470 6,602,735 19,808,206 9,904,103 29,712,310 14,856,155 44,568,466 22,284,233 66,852,700 33,426,350 16,713,175 50,139,526 25,069,763 75,209,290 37,604,645 112,813,936 56,406,968 28,203,484 14,101,742 7,050,871 21,152,614 10,576,307 31,728,922 15,864,461 47,593,384 23,796,692 11,898,346 5,949,173 17,847,520 8,923,760 4,461,880 2,230,940 1,115,470 557,735 1,673,206 836,603 2,509,810 1,254,905 3,764,716 1,882,358 941,179 2,823,538 1,411,769 4,235,308 2,117,654 1,058,827 3,176,482 1,588,241 4,764,724 2,382,362 1,191,181 3,573,544 1,786,772 893,386

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