λ
Sigma Notebook

6,601,436

22 × 19 × 86861
Deficient Even Composite

6,601,436 is even and not a perfect square. Its factorization is 2^2 × 19 × 86861 and its 12 divisors sum to 12,160,680.

Prime Factor Structure

Factorization String 2^2 × 19 × 86861
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 12,160,680
Proper Divisor Sum 5,559,244
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #6601433 ← → #6601447

Radix Representation

Decimal 6601436
Binary 11001001011101011011100 (23 bits)
Octal 0o31135334
Hexadecimal 0x64BADC

Divisor Catalog (12)

1 2 4 19 38 76 86,861 173,722 347,444 1,650,359 3,300,718 6,601,436

Collatz Trajectory (178 steps to reach 1)

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

6,601,436 3,300,718 1,650,359 4,951,078 2,475,539 7,426,618 3,713,309 11,139,928 5,569,964 2,784,982 1,392,491 4,177,474 2,088,737 6,266,212 3,133,106 1,566,553 4,699,660 2,349,830 1,174,915 3,524,746 1,762,373 5,287,120 2,643,560 1,321,780 660,890 330,445 991,336 495,668 247,834 123,917 371,752 185,876 92,938 46,469 139,408 69,704 34,852 17,426 8,713 26,140 13,070 6,535 19,606 9,803 29,410 14,705 44,116 22,058 11,029 33,088 16,544 8,272 4,136 2,068 1,034 517 1,552 776 388 194

More profiles

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