λ
Sequence Observatory

785,834

2 × 7 × 56131
Deficient Even Composite

Starting at 785,834, the Collatz iteration reaches 1 after 131 steps. The first transition is 392917; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 56131
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,347,168
Proper Divisor Sum 561,334
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #785809 ← → #785839

Radix Representation

Decimal 785834
Binary 10111111110110101010 (20 bits)
Octal 0o2776652
Hexadecimal 0xBFDAA

Divisor Catalog (8)

1 2 7 14 56,131 112,262 392,917 785,834

Collatz Trajectory (131 steps to reach 1)

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

785,834 392,917 1,178,752 589,376 294,688 147,344 73,672 36,836 18,418 9,209 27,628 13,814 6,907 20,722 10,361 31,084 15,542 7,771 23,314 11,657 34,972 17,486 8,743 26,230 13,115 39,346 19,673 59,020 29,510 14,755 44,266 22,133 66,400 33,200 16,600 8,300 4,150 2,075 6,226 3,113 9,340 4,670 2,335 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990

More profiles

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