8,313,574

2 × 4156787

Starting at 8,313,574, the Collatz iteration reaches 1 after 80 steps. The first transition is 4156787; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 4156787

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 12,470,364

Proper Divisor Sum 4,156,790

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #8313563 ← → #8313581

Radix Representation

Decimal	8313574
Binary	11111101101101011100110 (23 bits)
Octal	0o37555346
Hexadecimal	0x7EDAE6

Divisor Catalog (4)

1 2 4,156,787 8,313,574

Collatz Trajectory (80 steps to reach 1)

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

8,313,574 4,156,787 12,470,362 6,235,181 18,705,544 9,352,772 4,676,386 2,338,193 7,014,580 3,507,290 1,753,645 5,260,936 2,630,468 1,315,234 657,617 1,972,852 986,426 493,213 1,479,640 739,820 369,910 184,955 554,866 277,433 832,300 416,150 208,075 624,226 312,113 936,340 468,170 234,085 702,256 351,128 175,564 87,782 43,891 131,674 65,837 197,512 98,756 49,378 24,689 74,068 37,034 18,517 55,552 27,776 13,888 6,944 3,472 1,736 868 434 217 652 326 163 490 245

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