λ
Sigma Notebook

860,651

11 × 78241
Deficient Odd Composite

860,651 is odd and not a perfect square. Its factorization is 11 × 78241 and its 4 divisors sum to 938,904.

Prime Factor Structure

Factorization String 11 × 78241
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 938,904
Proper Divisor Sum 78,253
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #860647 ← → #860663

Radix Representation

Decimal 860651
Binary 11010010000111101011 (20 bits)
Octal 0o3220753
Hexadecimal 0xD21EB

Divisor Catalog (4)

1 11 78,241 860,651

Collatz Trajectory (100 steps to reach 1)

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

860,651 2,581,954 1,290,977 3,872,932 1,936,466 968,233 2,904,700 1,452,350 726,175 2,178,526 1,089,263 3,267,790 1,633,895 4,901,686 2,450,843 7,352,530 3,676,265 11,028,796 5,514,398 2,757,199 8,271,598 4,135,799 12,407,398 6,203,699 18,611,098 9,305,549 27,916,648 13,958,324 6,979,162 3,489,581 10,468,744 5,234,372 2,617,186 1,308,593 3,925,780 1,962,890 981,445 2,944,336 1,472,168 736,084 368,042 184,021 552,064 276,032 138,016 69,008 34,504 17,252 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910

More profiles

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