λ
Sigma Notebook

6,642,617

131 × 50707
Deficient Odd Composite

6,642,617 is odd and not a perfect square. Its factorization is 131 × 50707 and its 4 divisors sum to 6,693,456.

Prime Factor Structure

Factorization String 131 × 50707
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,693,456
Proper Divisor Sum 50,839
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #6642613 ← → #6642619

Radix Representation

Decimal 6642617
Binary 11001010101101110111001 (23 bits)
Octal 0o31255671
Hexadecimal 0x655BB9

Divisor Catalog (4)

1 131 50,707 6,642,617

Collatz Trajectory (165 steps to reach 1)

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

6,642,617 19,927,852 9,963,926 4,981,963 14,945,890 7,472,945 22,418,836 11,209,418 5,604,709 16,814,128 8,407,064 4,203,532 2,101,766 1,050,883 3,152,650 1,576,325 4,728,976 2,364,488 1,182,244 591,122 295,561 886,684 443,342 221,671 665,014 332,507 997,522 498,761 1,496,284 748,142 374,071 1,122,214 561,107 1,683,322 841,661 2,524,984 1,262,492 631,246 315,623 946,870 473,435 1,420,306 710,153 2,130,460 1,065,230 532,615 1,597,846 798,923 2,396,770 1,198,385 3,595,156 1,797,578 898,789 2,696,368 1,348,184 674,092 337,046 168,523 505,570 252,785

More profiles

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