λ
Sequence Observatory

3,754,905

3 × 5 × 7 × 11 × 3251
Deficient Odd Composite

Starting at 3,754,905, the Collatz iteration reaches 1 after 234 steps. The first transition is 11264716; the starting value is odd with 32 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 7 × 11 × 3251
Distinct Prime Factors 5
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 7,492,608
Proper Divisor Sum 3,737,703
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3754897 ← → #3754921

Radix Representation

Decimal 3754905
Binary 1110010100101110011001 (22 bits)
Octal 0o16245631
Hexadecimal 0x394B99

Divisor Catalog (32)

1 3 5 7 11 15 21 33 35 55 77 105 165 231 385 1,155 3,251 9,753 16,255 22,757 35,761 48,765 68,271 107,283 113,785 178,805 250,327 341,355 536,415 750,981 1,251,635 3,754,905

Collatz Trajectory (234 steps to reach 1)

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

3,754,905 11,264,716 5,632,358 2,816,179 8,448,538 4,224,269 12,672,808 6,336,404 3,168,202 1,584,101 4,752,304 2,376,152 1,188,076 594,038 297,019 891,058 445,529 1,336,588 668,294 334,147 1,002,442 501,221 1,503,664 751,832 375,916 187,958 93,979 281,938 140,969 422,908 211,454 105,727 317,182 158,591 475,774 237,887 713,662 356,831 1,070,494 535,247 1,605,742 802,871 2,408,614 1,204,307 3,612,922 1,806,461 5,419,384 2,709,692 1,354,846 677,423 2,032,270 1,016,135 3,048,406 1,524,203 4,572,610 2,286,305 6,858,916 3,429,458 1,714,729 5,144,188

More profiles

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