λ
Sequence Observatory

1,546,961

13 × 19 × 6263
Deficient Odd Composite

Starting at 1,546,961, the Collatz iteration reaches 1 after 163 steps. The first transition is 4640884; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 13 × 19 × 6263
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,753,920
Proper Divisor Sum 206,959
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #1546939 ← → #1546967

Radix Representation

Decimal 1546961
Binary 101111001101011010001 (21 bits)
Octal 0o5715321
Hexadecimal 0x179AD1

Divisor Catalog (8)

1 13 19 247 6,263 81,419 118,997 1,546,961

Collatz Trajectory (163 steps to reach 1)

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

1,546,961 4,640,884 2,320,442 1,160,221 3,480,664 1,740,332 870,166 435,083 1,305,250 652,625 1,957,876 978,938 489,469 1,468,408 734,204 367,102 183,551 550,654 275,327 825,982 412,991 1,238,974 619,487 1,858,462 929,231 2,787,694 1,393,847 4,181,542 2,090,771 6,272,314 3,136,157 9,408,472 4,704,236 2,352,118 1,176,059 3,528,178 1,764,089 5,292,268 2,646,134 1,323,067 3,969,202 1,984,601 5,953,804 2,976,902 1,488,451 4,465,354 2,232,677 6,698,032 3,349,016 1,674,508 837,254 418,627 1,255,882 627,941 1,883,824 941,912 470,956 235,478 117,739 353,218

More profiles

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