3,818,730

2 × 3 × 5 × 127291

Starting at 3,818,730, the Collatz iteration reaches 1 after 128 steps. The first transition is 1909365; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 5 × 127291

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,165,024

Proper Divisor Sum 5,346,294

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #3818729 ← → #3818741

Radix Representation

Decimal	3818730
Binary	1110100100010011101010 (22 bits)
Octal	0o16442352
Hexadecimal	0x3A44EA

Divisor Catalog (16)

1 2 3 5 6 10 15 30 127,291 254,582 381,873 636,455 763,746 1,272,910 1,909,365 3,818,730

Collatz Trajectory (128 steps to reach 1)

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

3,818,730 1,909,365 5,728,096 2,864,048 1,432,024 716,012 358,006 179,003 537,010 268,505 805,516 402,758 201,379 604,138 302,069 906,208 453,104 226,552 113,276 56,638 28,319 84,958 42,479 127,438 63,719 191,158 95,579 286,738 143,369 430,108 215,054 107,527 322,582 161,291 483,874 241,937 725,812 362,906 181,453 544,360 272,180 136,090 68,045 204,136 102,068 51,034 25,517 76,552 38,276 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226

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