λ
Sigma Notebook

7,643,676

22 × 3 × 17 × 89 × 421
Abundant Even Composite

7,643,676 is even and not a perfect square. Its factorization is 2^2 × 3 × 17 × 89 × 421 and its 48 divisors sum to 19,141,920.

Prime Factor Structure

Factorization String 2^2 × 3 × 17 × 89 × 421
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 19,141,920
Proper Divisor Sum 11,498,244
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #7643663 ← → #7643677

Radix Representation

Decimal 7643676
Binary 11101001010001000011100 (23 bits)
Octal 0o35121034
Hexadecimal 0x74A21C

Divisor Catalog (48)

1 2 3 4 6 12 17 34 51 68 89 102 178 204 267 356 421 534 842 1,068 1,263 1,513 1,684 2,526 3,026 4,539 5,052 6,052 7,157 9,078 14,314 18,156 21,471 28,628 37,469 42,942 74,938 85,884 112,407 149,876 224,814 449,628 636,973 1,273,946 1,910,919 2,547,892 3,821,838 7,643,676

Collatz Trajectory (204 steps to reach 1)

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

7,643,676 3,821,838 1,910,919 5,732,758 2,866,379 8,599,138 4,299,569 12,898,708 6,449,354 3,224,677 9,674,032 4,837,016 2,418,508 1,209,254 604,627 1,813,882 906,941 2,720,824 1,360,412 680,206 340,103 1,020,310 510,155 1,530,466 765,233 2,295,700 1,147,850 573,925 1,721,776 860,888 430,444 215,222 107,611 322,834 161,417 484,252 242,126 121,063 363,190 181,595 544,786 272,393 817,180 408,590 204,295 612,886 306,443 919,330 459,665 1,378,996 689,498 344,749 1,034,248 517,124 258,562 129,281 387,844 193,922 96,961 290,884

More profiles

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