3,381,040

2⁴ × 5 × 13 × 3251

Starting at 3,381,040, the Collatz iteration reaches 1 after 146 steps. The first transition is 1690520; the starting value is even with 40 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 5 × 13 × 3251

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 8,468,208

Proper Divisor Sum 5,087,168

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #3381019 ← → #3381089

Radix Representation

Decimal	3381040
Binary	1100111001011100110000 (22 bits)
Octal	0o14713460
Hexadecimal	0x339730

Divisor Catalog (40)

Collatz Trajectory (146 steps to reach 1)

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

3,381,040 1,690,520 845,260 422,630 211,315 633,946 316,973 950,920 475,460 237,730 118,865 356,596 178,298 89,149 267,448 133,724 66,862 33,431 100,294 50,147 150,442 75,221 225,664 112,832 56,416 28,208 14,104 7,052 3,526 1,763 5,290 2,645 7,936 3,968 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103

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