λ
Sequence Observatory

3,969,546

2 × 3 × 7 × 94513
Abundant Even Composite

Starting at 3,969,546, the Collatz iteration reaches 1 after 167 steps. The first transition is 1984773; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 7 × 94513
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 9,073,344
Proper Divisor Sum 5,103,798
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #3969529 ← → #3969557

Radix Representation

Decimal 3969546
Binary 1111001001001000001010 (22 bits)
Octal 0o17111012
Hexadecimal 0x3C920A

Divisor Catalog (16)

1 2 3 6 7 14 21 42 94,513 189,026 283,539 567,078 661,591 1,323,182 1,984,773 3,969,546

Collatz Trajectory (167 steps to reach 1)

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

3,969,546 1,984,773 5,954,320 2,977,160 1,488,580 744,290 372,145 1,116,436 558,218 279,109 837,328 418,664 209,332 104,666 52,333 157,000 78,500 39,250 19,625 58,876 29,438 14,719 44,158 22,079 66,238 33,119 99,358 49,679 149,038 74,519 223,558 111,779 335,338 167,669 503,008 251,504 125,752 62,876 31,438 15,719 47,158 23,579 70,738 35,369 106,108 53,054 26,527 79,582 39,791 119,374 59,687 179,062 89,531 268,594 134,297 402,892 201,446 100,723 302,170 151,085

More profiles

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