λ
Sequence Observatory

7,382,205

33 × 5 × 149 × 367
Deficient Odd Composite

Starting at 7,382,205, the Collatz iteration reaches 1 after 204 steps. The first transition is 22146616; the starting value is odd with 32 positive divisors.

Prime Factor Structure

Factorization String 3^3 × 5 × 149 × 367
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 13,248,000
Proper Divisor Sum 5,865,795
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #7382201 ← → #7382209

Radix Representation

Decimal 7382205
Binary 11100001010010010111101 (23 bits)
Octal 0o34122275
Hexadecimal 0x70A4BD

Divisor Catalog (32)

1 3 5 9 15 27 45 135 149 367 447 745 1,101 1,341 1,835 2,235 3,303 4,023 5,505 6,705 9,909 16,515 20,115 49,545 54,683 164,049 273,415 492,147 820,245 1,476,441 2,460,735 7,382,205

Collatz Trajectory (204 steps to reach 1)

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

7,382,205 22,146,616 11,073,308 5,536,654 2,768,327 8,304,982 4,152,491 12,457,474 6,228,737 18,686,212 9,343,106 4,671,553 14,014,660 7,007,330 3,503,665 10,510,996 5,255,498 2,627,749 7,883,248 3,941,624 1,970,812 985,406 492,703 1,478,110 739,055 2,217,166 1,108,583 3,325,750 1,662,875 4,988,626 2,494,313 7,482,940 3,741,470 1,870,735 5,612,206 2,806,103 8,418,310 4,209,155 12,627,466 6,313,733 18,941,200 9,470,600 4,735,300 2,367,650 1,183,825 3,551,476 1,775,738 887,869 2,663,608 1,331,804 665,902 332,951 998,854 499,427 1,498,282 749,141 2,247,424 1,123,712 561,856 280,928

More profiles

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