4,378,842

2 × 3² × 13 × 18713

4,378,842 factors as 2 × 3^2 × 13 × 18713. Its 24 positive divisors give a proper-divisor sum of 5,839,002, so this integer is abundant. The Collatz stopping time is 317 steps.

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 18713

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 10,217,844

Proper Divisor Sum 5,839,002

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #4378837 ← → #4378897

Radix Representation

Decimal	4378842
Binary	10000101101000011011010 (23 bits)
Octal	0o20550332
Hexadecimal	0x42D0DA

Divisor Catalog (24)

Collatz Trajectory (317 steps to reach 1)

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

4,378,842 2,189,421 6,568,264 3,284,132 1,642,066 821,033 2,463,100 1,231,550 615,775 1,847,326 923,663 2,770,990 1,385,495 4,156,486 2,078,243 6,234,730 3,117,365 9,352,096 4,676,048 2,338,024 1,169,012 584,506 292,253 876,760 438,380 219,190 109,595 328,786 164,393 493,180 246,590 123,295 369,886 184,943 554,830 277,415 832,246 416,123 1,248,370 624,185 1,872,556 936,278 468,139 1,404,418 702,209 2,106,628 1,053,314 526,657 1,579,972 789,986 394,993 1,184,980 592,490 296,245 888,736 444,368 222,184 111,092 55,546 27,773

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