7,073,615

5 × 17 × 83219

Starting at 7,073,615, the Collatz iteration reaches 1 after 147 steps. The first transition is 21220846; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 17 × 83219

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 8,987,760

Proper Divisor Sum 1,914,145

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #7073597 ← → #7073653

Radix Representation

Decimal	7073615
Binary	11010111110111101001111 (23 bits)
Octal	0o32767517
Hexadecimal	0x6BEF4F

Divisor Catalog (8)

1 5 17 85 83,219 416,095 1,414,723 7,073,615

Collatz Trajectory (147 steps to reach 1)

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

7,073,615 21,220,846 10,610,423 31,831,270 15,915,635 47,746,906 23,873,453 71,620,360 35,810,180 17,905,090 8,952,545 26,857,636 13,428,818 6,714,409 20,143,228 10,071,614 5,035,807 15,107,422 7,553,711 22,661,134 11,330,567 33,991,702 16,995,851 50,987,554 25,493,777 76,481,332 38,240,666 19,120,333 57,361,000 28,680,500 14,340,250 7,170,125 21,510,376 10,755,188 5,377,594 2,688,797 8,066,392 4,033,196 2,016,598 1,008,299 3,024,898 1,512,449 4,537,348 2,268,674 1,134,337 3,403,012 1,701,506 850,753 2,552,260 1,276,130 638,065 1,914,196 957,098 478,549 1,435,648 717,824 358,912 179,456 89,728 44,864

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