λ
Sequence Observatory

3,887,711

29 × 134059
Deficient Odd Composite

Starting at 3,887,711, the Collatz iteration reaches 1 after 92 steps. The first transition is 11663134; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 29 × 134059
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,021,800
Proper Divisor Sum 134,089
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #3887707 ← → #3887731

Radix Representation

Decimal 3887711
Binary 1110110101001001011111 (22 bits)
Octal 0o16651137
Hexadecimal 0x3B525F

Divisor Catalog (4)

1 29 134,059 3,887,711

Collatz Trajectory (92 steps to reach 1)

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

3,887,711 11,663,134 5,831,567 17,494,702 8,747,351 26,242,054 13,121,027 39,363,082 19,681,541 59,044,624 29,522,312 14,761,156 7,380,578 3,690,289 11,070,868 5,535,434 2,767,717 8,303,152 4,151,576 2,075,788 1,037,894 518,947 1,556,842 778,421 2,335,264 1,167,632 583,816 291,908 145,954 72,977 218,932 109,466 54,733 164,200 82,100 41,050 20,525 61,576 30,788 15,394 7,697 23,092 11,546 5,773 17,320 8,660 4,330 2,165 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688

More profiles

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