λ
Sigma Notebook

8,091,881

7 × 17 × 53 × 1283
Deficient Odd Composite

8,091,881 is odd and not a perfect square. Its factorization is 7 × 17 × 53 × 1283 and its 16 divisors sum to 9,984,384.

Prime Factor Structure

Factorization String 7 × 17 × 53 × 1283
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 9,984,384
Proper Divisor Sum 1,892,503
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #8091877 ← → #8091901

Radix Representation

Decimal 8091881
Binary 11110110111100011101001 (23 bits)
Octal 0o36674351
Hexadecimal 0x7B78E9

Divisor Catalog (16)

1 7 17 53 119 371 901 1,283 6,307 8,981 21,811 67,999 152,677 475,993 1,155,983 8,091,881

Collatz Trajectory (137 steps to reach 1)

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

8,091,881 24,275,644 12,137,822 6,068,911 18,206,734 9,103,367 27,310,102 13,655,051 40,965,154 20,482,577 61,447,732 30,723,866 15,361,933 46,085,800 23,042,900 11,521,450 5,760,725 17,282,176 8,641,088 4,320,544 2,160,272 1,080,136 540,068 270,034 135,017 405,052 202,526 101,263 303,790 151,895 455,686 227,843 683,530 341,765 1,025,296 512,648 256,324 128,162 64,081 192,244 96,122 48,061 144,184 72,092 36,046 18,023 54,070 27,035 81,106 40,553 121,660 60,830 30,415 91,246 45,623 136,870 68,435 205,306 102,653 307,960

More profiles

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