λ
Sequence Observatory

9,994,730

2 × 5 × 257 × 3889
Deficient Even Composite

Starting at 9,994,730, the Collatz iteration reaches 1 after 163 steps. The first transition is 4997365; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 257 × 3889
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 18,065,160
Proper Divisor Sum 8,070,430
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #9994727 ← → #9994739

Radix Representation

Decimal 9994730
Binary 100110001000000111101010 (24 bits)
Octal 0o46100752
Hexadecimal 0x9881EA

Divisor Catalog (16)

1 2 5 10 257 514 1,285 2,570 3,889 7,778 19,445 38,890 999,473 1,998,946 4,997,365 9,994,730

Collatz Trajectory (163 steps to reach 1)

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

9,994,730 4,997,365 14,992,096 7,496,048 3,748,024 1,874,012 937,006 468,503 1,405,510 702,755 2,108,266 1,054,133 3,162,400 1,581,200 790,600 395,300 197,650 98,825 296,476 148,238 74,119 222,358 111,179 333,538 166,769 500,308 250,154 125,077 375,232 187,616 93,808 46,904 23,452 11,726 5,863 17,590 8,795 26,386 13,193 39,580 19,790 9,895 29,686 14,843 44,530 22,265 66,796 33,398 16,699 50,098 25,049 75,148 37,574 18,787 56,362 28,181 84,544 42,272 21,136 10,568

More profiles

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