λ
Sigma Notebook

1,123,866

2 × 32 × 29 × 2153
Abundant Even Composite

1,123,866 is even and not a perfect square. Its factorization is 2 × 3^2 × 29 × 2153 and its 24 divisors sum to 2,520,180.

Prime Factor Structure

Factorization String 2 × 3^2 × 29 × 2153
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 2,520,180
Proper Divisor Sum 1,396,314
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #1123841 ← → #1123867

Radix Representation

Decimal 1123866
Binary 100010010011000011010 (21 bits)
Octal 0o4223032
Hexadecimal 0x11261A

Divisor Catalog (24)

1 2 3 6 9 18 29 58 87 174 261 522 2,153 4,306 6,459 12,918 19,377 38,754 62,437 124,874 187,311 374,622 561,933 1,123,866

Collatz Trajectory (134 steps to reach 1)

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

1,123,866 561,933 1,685,800 842,900 421,450 210,725 632,176 316,088 158,044 79,022 39,511 118,534 59,267 177,802 88,901 266,704 133,352 66,676 33,338 16,669 50,008 25,004 12,502 6,251 18,754 9,377 28,132 14,066 7,033 21,100 10,550 5,275 15,826 7,913 23,740 11,870 5,935 17,806 8,903 26,710 13,355 40,066 20,033 60,100 30,050 15,025 45,076 22,538 11,269 33,808 16,904 8,452 4,226 2,113 6,340 3,170 1,585 4,756 2,378 1,189

More profiles

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