λ
Sequence Observatory

2,029,779

35 × 8353
Deficient Odd Composite

Starting at 2,029,779, the Collatz iteration reaches 1 after 290 steps. The first transition is 6089338; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 3^5 × 8353
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 3,040,856
Proper Divisor Sum 1,011,077
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #2029759 ← → #2029793

Radix Representation

Decimal 2029779
Binary 111101111100011010011 (21 bits)
Octal 0o7574323
Hexadecimal 0x1EF8D3

Divisor Catalog (12)

1 3 9 27 81 243 8,353 25,059 75,177 225,531 676,593 2,029,779

Collatz Trajectory (290 steps to reach 1)

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

2,029,779 6,089,338 3,044,669 9,134,008 4,567,004 2,283,502 1,141,751 3,425,254 1,712,627 5,137,882 2,568,941 7,706,824 3,853,412 1,926,706 963,353 2,890,060 1,445,030 722,515 2,167,546 1,083,773 3,251,320 1,625,660 812,830 406,415 1,219,246 609,623 1,828,870 914,435 2,743,306 1,371,653 4,114,960 2,057,480 1,028,740 514,370 257,185 771,556 385,778 192,889 578,668 289,334 144,667 434,002 217,001 651,004 325,502 162,751 488,254 244,127 732,382 366,191 1,098,574 549,287 1,647,862 823,931 2,471,794 1,235,897 3,707,692 1,853,846 926,923 2,780,770

More profiles

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