λ
Sigma Notebook

6,781,180

22 × 5 × 7 × 48437
Abundant Even Composite

6,781,180 is even and not a perfect square. Its factorization is 2^2 × 5 × 7 × 48437 and its 24 divisors sum to 16,275,168.

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 48437
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 16,275,168
Proper Divisor Sum 9,493,988
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6781169 ← → #6781193

Radix Representation

Decimal 6781180
Binary 11001110111100011111100 (23 bits)
Octal 0o31674374
Hexadecimal 0x6778FC

Divisor Catalog (24)

1 2 4 5 7 10 14 20 28 35 70 140 48,437 96,874 193,748 242,185 339,059 484,370 678,118 968,740 1,356,236 1,695,295 3,390,590 6,781,180

Collatz Trajectory (134 steps to reach 1)

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

6,781,180 3,390,590 1,695,295 5,085,886 2,542,943 7,628,830 3,814,415 11,443,246 5,721,623 17,164,870 8,582,435 25,747,306 12,873,653 38,620,960 19,310,480 9,655,240 4,827,620 2,413,810 1,206,905 3,620,716 1,810,358 905,179 2,715,538 1,357,769 4,073,308 2,036,654 1,018,327 3,054,982 1,527,491 4,582,474 2,291,237 6,873,712 3,436,856 1,718,428 859,214 429,607 1,288,822 644,411 1,933,234 966,617 2,899,852 1,449,926 724,963 2,174,890 1,087,445 3,262,336 1,631,168 815,584 407,792 203,896 101,948 50,974 25,487 76,462 38,231 114,694 57,347 172,042 86,021 258,064

More profiles

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