3,388,681

139 × 24379

Starting at 3,388,681, the Collatz iteration reaches 1 after 159 steps. The first transition is 10166044; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 139 × 24379

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,413,200

Proper Divisor Sum 24,519

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #3388673 ← → #3388687

Radix Representation

Decimal	3388681
Binary	1100111011010100001001 (22 bits)
Octal	0o14732411
Hexadecimal	0x33B509

Divisor Catalog (4)

1 139 24,379 3,388,681

Collatz Trajectory (159 steps to reach 1)

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

3,388,681 10,166,044 5,083,022 2,541,511 7,624,534 3,812,267 11,436,802 5,718,401 17,155,204 8,577,602 4,288,801 12,866,404 6,433,202 3,216,601 9,649,804 4,824,902 2,412,451 7,237,354 3,618,677 10,856,032 5,428,016 2,714,008 1,357,004 678,502 339,251 1,017,754 508,877 1,526,632 763,316 381,658 190,829 572,488 286,244 143,122 71,561 214,684 107,342 53,671 161,014 80,507 241,522 120,761 362,284 181,142 90,571 271,714 135,857 407,572 203,786 101,893 305,680 152,840 76,420 38,210 19,105 57,316 28,658 14,329 42,988 21,494

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