λ
Sequence Observatory

5,119,838

2 × 37 × 43 × 1609
Deficient Even Composite

Starting at 5,119,838, the Collatz iteration reaches 1 after 100 steps. The first transition is 2559919; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 37 × 43 × 1609
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 8,075,760
Proper Divisor Sum 2,955,922
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #5119819 ← → #5119841

Radix Representation

Decimal 5119838
Binary 10011100001111101011110 (23 bits)
Octal 0o23417536
Hexadecimal 0x4E1F5E

Divisor Catalog (16)

1 2 37 43 74 86 1,591 1,609 3,182 3,218 59,533 69,187 119,066 138,374 2,559,919 5,119,838

Collatz Trajectory (100 steps to reach 1)

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

5,119,838 2,559,919 7,679,758 3,839,879 11,519,638 5,759,819 17,279,458 8,639,729 25,919,188 12,959,594 6,479,797 19,439,392 9,719,696 4,859,848 2,429,924 1,214,962 607,481 1,822,444 911,222 455,611 1,366,834 683,417 2,050,252 1,025,126 512,563 1,537,690 768,845 2,306,536 1,153,268 576,634 288,317 864,952 432,476 216,238 108,119 324,358 162,179 486,538 243,269 729,808 364,904 182,452 91,226 45,613 136,840 68,420 34,210 17,105 51,316 25,658 12,829 38,488 19,244 9,622 4,811 14,434 7,217 21,652 10,826 5,413

More profiles

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