λ
Sequence Observatory

5,389,571

11 × 489961
Deficient Odd Composite

Starting at 5,389,571, the Collatz iteration reaches 1 after 294 steps. The first transition is 16168714; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 11 × 489961
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,879,544
Proper Divisor Sum 489,973
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #5389543 ← → #5389619

Radix Representation

Decimal 5389571
Binary 10100100011110100000011 (23 bits)
Octal 0o24436403
Hexadecimal 0x523D03

Divisor Catalog (4)

1 11 489,961 5,389,571

Collatz Trajectory (294 steps to reach 1)

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

5,389,571 16,168,714 8,084,357 24,253,072 12,126,536 6,063,268 3,031,634 1,515,817 4,547,452 2,273,726 1,136,863 3,410,590 1,705,295 5,115,886 2,557,943 7,673,830 3,836,915 11,510,746 5,755,373 17,266,120 8,633,060 4,316,530 2,158,265 6,474,796 3,237,398 1,618,699 4,856,098 2,428,049 7,284,148 3,642,074 1,821,037 5,463,112 2,731,556 1,365,778 682,889 2,048,668 1,024,334 512,167 1,536,502 768,251 2,304,754 1,152,377 3,457,132 1,728,566 864,283 2,592,850 1,296,425 3,889,276 1,944,638 972,319 2,916,958 1,458,479 4,375,438 2,187,719 6,563,158 3,281,579 9,844,738 4,922,369 14,767,108 7,383,554

More profiles

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