3,960,947

239 × 16573

Starting at 3,960,947, the Collatz iteration reaches 1 after 216 steps. The first transition is 11882842; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 239 × 16573

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,977,760

Proper Divisor Sum 16,813

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #3960941 ← → #3960959

Radix Representation

Decimal	3960947
Binary	1111000111000001110011 (22 bits)
Octal	0o17070163
Hexadecimal	0x3C7073

Divisor Catalog (4)

1 239 16,573 3,960,947

Collatz Trajectory (216 steps to reach 1)

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

3,960,947 11,882,842 5,941,421 17,824,264 8,912,132 4,456,066 2,228,033 6,684,100 3,342,050 1,671,025 5,013,076 2,506,538 1,253,269 3,759,808 1,879,904 939,952 469,976 234,988 117,494 58,747 176,242 88,121 264,364 132,182 66,091 198,274 99,137 297,412 148,706 74,353 223,060 111,530 55,765 167,296 83,648 41,824 20,912 10,456 5,228 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150

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