λ
Sequence Observatory

3,766,374

2 × 32 × 83 × 2521
Abundant Even Composite

Starting at 3,766,374, the Collatz iteration reaches 1 after 172 steps. The first transition is 1883187; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2 × 3^2 × 83 × 2521
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 8,262,072
Proper Divisor Sum 4,495,698
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #3766349 ← → #3766387

Radix Representation

Decimal 3766374
Binary 1110010111100001100110 (22 bits)
Octal 0o16274146
Hexadecimal 0x397866

Divisor Catalog (24)

1 2 3 6 9 18 83 166 249 498 747 1,494 2,521 5,042 7,563 15,126 22,689 45,378 209,243 418,486 627,729 1,255,458 1,883,187 3,766,374

Collatz Trajectory (172 steps to reach 1)

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

3,766,374 1,883,187 5,649,562 2,824,781 8,474,344 4,237,172 2,118,586 1,059,293 3,177,880 1,588,940 794,470 397,235 1,191,706 595,853 1,787,560 893,780 446,890 223,445 670,336 335,168 167,584 83,792 41,896 20,948 10,474 5,237 15,712 7,856 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000

More profiles

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