λ
Modular Archive

248,643

33 × 9209
Deficient Odd Composite

The decimal integer 248,643 is 111100101101000011 in binary (18 bits), 745503 in octal and 3CB43 in hexadecimal. Its digit sum is 27.

Prime Factor Structure

Factorization String 3^3 × 9209
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 368,400
Proper Divisor Sum 119,757
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #248641 ← → #248657

Radix Representation

Decimal 248643
Binary 111100101101000011 (18 bits)
Octal 0o745503
Hexadecimal 0x3CB43

Divisor Catalog (8)

1 3 9 27 9,209 27,627 82,881 248,643

Collatz Trajectory (137 steps to reach 1)

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

248,643 745,930 372,965 1,118,896 559,448 279,724 139,862 69,931 209,794 104,897 314,692 157,346 78,673 236,020 118,010 59,005 177,016 88,508 44,254 22,127 66,382 33,191 99,574 49,787 149,362 74,681 224,044 112,022 56,011 168,034 84,017 252,052 126,026 63,013 189,040 94,520 47,260 23,630 11,815 35,446 17,723 53,170 26,585 79,756 39,878 19,939 59,818 29,909 89,728 44,864 22,432 11,216 5,608 2,804 1,402 701 2,104 1,052 526 263

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