λ
Sequence Observatory

4,083,443

7 × 13 × 23 × 1951
Deficient Odd Composite

Starting at 4,083,443, the Collatz iteration reaches 1 after 185 steps. The first transition is 12250330; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 7 × 13 × 23 × 1951
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,246,976
Proper Divisor Sum 1,163,533
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #4083437 ← → #4083463

Radix Representation

Decimal 4083443
Binary 1111100100111011110011 (22 bits)
Octal 0o17447363
Hexadecimal 0x3E4EF3

Divisor Catalog (16)

1 7 13 23 91 161 299 1,951 2,093 13,657 25,363 44,873 177,541 314,111 583,349 4,083,443

Collatz Trajectory (185 steps to reach 1)

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

4,083,443 12,250,330 6,125,165 18,375,496 9,187,748 4,593,874 2,296,937 6,890,812 3,445,406 1,722,703 5,168,110 2,584,055 7,752,166 3,876,083 11,628,250 5,814,125 17,442,376 8,721,188 4,360,594 2,180,297 6,540,892 3,270,446 1,635,223 4,905,670 2,452,835 7,358,506 3,679,253 11,037,760 5,518,880 2,759,440 1,379,720 689,860 344,930 172,465 517,396 258,698 129,349 388,048 194,024 97,012 48,506 24,253 72,760 36,380 18,190 9,095 27,286 13,643 40,930 20,465 61,396 30,698 15,349 46,048 23,024 11,512 5,756 2,878 1,439 4,318

More profiles

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