λ
Sigma Notebook

7,641,689

11 × 179 × 3881
Deficient Odd Composite

7,641,689 is odd and not a perfect square. Its factorization is 11 × 179 × 3881 and its 8 divisors sum to 8,385,120.

Prime Factor Structure

Factorization String 11 × 179 × 3881
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,385,120
Proper Divisor Sum 743,431
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #7641679 ← → #7641691

Radix Representation

Decimal 7641689
Binary 11101001001101001011001 (23 bits)
Octal 0o35115131
Hexadecimal 0x749A59

Divisor Catalog (8)

1 11 179 1,969 3,881 42,691 694,699 7,641,689

Collatz Trajectory (248 steps to reach 1)

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

7,641,689 22,925,068 11,462,534 5,731,267 17,193,802 8,596,901 25,790,704 12,895,352 6,447,676 3,223,838 1,611,919 4,835,758 2,417,879 7,253,638 3,626,819 10,880,458 5,440,229 16,320,688 8,160,344 4,080,172 2,040,086 1,020,043 3,060,130 1,530,065 4,590,196 2,295,098 1,147,549 3,442,648 1,721,324 860,662 430,331 1,290,994 645,497 1,936,492 968,246 484,123 1,452,370 726,185 2,178,556 1,089,278 544,639 1,633,918 816,959 2,450,878 1,225,439 3,676,318 1,838,159 5,514,478 2,757,239 8,271,718 4,135,859 12,407,578 6,203,789 18,611,368 9,305,684 4,652,842 2,326,421 6,979,264 3,489,632 1,744,816

More profiles

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