λ
Sequence Observatory

8,685,175

52 × 73 × 4759
Deficient Odd Composite

Starting at 8,685,175, the Collatz iteration reaches 1 after 106 steps. The first transition is 26055526; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 73 × 4759
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 10,919,440
Proper Divisor Sum 2,234,265
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #8685167 ← → #8685197

Radix Representation

Decimal 8685175
Binary 100001001000011001110111 (24 bits)
Octal 0o41103167
Hexadecimal 0x848677

Divisor Catalog (12)

1 5 25 73 365 1,825 4,759 23,795 118,975 347,407 1,737,035 8,685,175

Collatz Trajectory (106 steps to reach 1)

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

8,685,175 26,055,526 13,027,763 39,083,290 19,541,645 58,624,936 29,312,468 14,656,234 7,328,117 21,984,352 10,992,176 5,496,088 2,748,044 1,374,022 687,011 2,061,034 1,030,517 3,091,552 1,545,776 772,888 386,444 193,222 96,611 289,834 144,917 434,752 217,376 108,688 54,344 27,172 13,586 6,793 20,380 10,190 5,095 15,286 7,643 22,930 11,465 34,396 17,198 8,599 25,798 12,899 38,698 19,349 58,048 29,024 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084 2,042 1,021 3,064 1,532

More profiles

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