λ
Sequence Observatory

2,038,339

19 × 71 × 1511
Deficient Odd Composite

Starting at 2,038,339, the Collatz iteration reaches 1 after 104 steps. The first transition is 6115018; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 19 × 71 × 1511
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,177,280
Proper Divisor Sum 138,941
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2038319 ← → #2038363

Radix Representation

Decimal 2038339
Binary 111110001101001000011 (21 bits)
Octal 0o7615103
Hexadecimal 0x1F1A43

Divisor Catalog (8)

1 19 71 1,349 1,511 28,709 107,281 2,038,339

Collatz Trajectory (104 steps to reach 1)

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

2,038,339 6,115,018 3,057,509 9,172,528 4,586,264 2,293,132 1,146,566 573,283 1,719,850 859,925 2,579,776 1,289,888 644,944 322,472 161,236 80,618 40,309 120,928 60,464 30,232 15,116 7,558 3,779 11,338 5,669 17,008 8,504 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361

More profiles

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