8,820,370

2 × 5 × 13 × 19 × 3571

Starting at 8,820,370, the Collatz iteration reaches 1 after 168 steps. The first transition is 4410185; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 13 × 19 × 3571

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 18,002,880

Proper Divisor Sum 9,182,510

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #8820367 ← → #8820373

Radix Representation

Decimal	8820370
Binary	100001101001011010010010 (24 bits)
Octal	0o41513222
Hexadecimal	0x869692

Divisor Catalog (32)

Collatz Trajectory (168 steps to reach 1)

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

8,820,370 4,410,185 13,230,556 6,615,278 3,307,639 9,922,918 4,961,459 14,884,378 7,442,189 22,326,568 11,163,284 5,581,642 2,790,821 8,372,464 4,186,232 2,093,116 1,046,558 523,279 1,569,838 784,919 2,354,758 1,177,379 3,532,138 1,766,069 5,298,208 2,649,104 1,324,552 662,276 331,138 165,569 496,708 248,354 124,177 372,532 186,266 93,133 279,400 139,700 69,850 34,925 104,776 52,388 26,194 13,097 39,292 19,646 9,823 29,470 14,735 44,206 22,103 66,310 33,155 99,466 49,733 149,200 74,600 37,300 18,650 9,325

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