λ
Sequence Observatory

7,720,104

23 × 3 × 7 × 45953
Abundant Even Composite

Starting at 7,720,104, the Collatz iteration reaches 1 after 124 steps. The first transition is 3860052; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 3 × 7 × 45953
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 22,057,920
Proper Divisor Sum 14,337,816
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #7720103 ← → #7720109

Radix Representation

Decimal 7720104
Binary 11101011100110010101000 (23 bits)
Octal 0o35346250
Hexadecimal 0x75CCA8

Divisor Catalog (32)

1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 45,953 91,906 137,859 183,812 275,718 321,671 367,624 551,436 643,342 965,013 1,102,872 1,286,684 1,930,026 2,573,368 3,860,052 7,720,104

Collatz Trajectory (124 steps to reach 1)

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

7,720,104 3,860,052 1,930,026 965,013 2,895,040 1,447,520 723,760 361,880 180,940 90,470 45,235 135,706 67,853 203,560 101,780 50,890 25,445 76,336 38,168 19,084 9,542 4,771 14,314 7,157 21,472 10,736 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180

More profiles

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