λ
Sigma Notebook

8,501,789

23 × 373 × 991
Deficient Odd Composite

8,501,789 is odd and not a perfect square. Its factorization is 23 × 373 × 991 and its 8 divisors sum to 8,904,192.

Prime Factor Structure

Factorization String 23 × 373 × 991
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,904,192
Proper Divisor Sum 402,403
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #8501777 ← → #8501813

Radix Representation

Decimal 8501789
Binary 100000011011101000011101 (24 bits)
Octal 0o40335035
Hexadecimal 0x81BA1D

Divisor Catalog (8)

1 23 373 991 8,579 22,793 369,643 8,501,789

Collatz Trajectory (124 steps to reach 1)

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

8,501,789 25,505,368 12,752,684 6,376,342 3,188,171 9,564,514 4,782,257 14,346,772 7,173,386 3,586,693 10,760,080 5,380,040 2,690,020 1,345,010 672,505 2,017,516 1,008,758 504,379 1,513,138 756,569 2,269,708 1,134,854 567,427 1,702,282 851,141 2,553,424 1,276,712 638,356 319,178 159,589 478,768 239,384 119,692 59,846 29,923 89,770 44,885 134,656 67,328 33,664 16,832 8,416 4,208 2,104 1,052 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251

More profiles

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