λ
Sequence Observatory

3,840,819

3 × 191 × 6703
Deficient Odd Composite

Starting at 3,840,819, the Collatz iteration reaches 1 after 97 steps. The first transition is 11522458; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 191 × 6703
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,148,672
Proper Divisor Sum 1,307,853
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3840791 ← → #3840821

Radix Representation

Decimal 3840819
Binary 1110101001101100110011 (22 bits)
Octal 0o16515463
Hexadecimal 0x3A9B33

Divisor Catalog (8)

1 3 191 573 6,703 20,109 1,280,273 3,840,819

Collatz Trajectory (97 steps to reach 1)

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

3,840,819 11,522,458 5,761,229 17,283,688 8,641,844 4,320,922 2,160,461 6,481,384 3,240,692 1,620,346 810,173 2,430,520 1,215,260 607,630 303,815 911,446 455,723 1,367,170 683,585 2,050,756 1,025,378 512,689 1,538,068 769,034 384,517 1,153,552 576,776 288,388 144,194 72,097 216,292 108,146 54,073 162,220 81,110 40,555 121,666 60,833 182,500 91,250 45,625 136,876 68,438 34,219 102,658 51,329 153,988 76,994 38,497 115,492 57,746 28,873 86,620 43,310 21,655 64,966 32,483 97,450 48,725 146,176

More profiles

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