4,129,199

4129199

Starting at 4,129,199, the Collatz iteration reaches 1 after 136 steps. The first transition is 12387598; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 4129199

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 4,129,200

Proper Divisor Sum 1

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #4129189 ← → #4129241

Radix Representation

Decimal	4129199
Binary	1111110000000110101111 (22 bits)
Octal	0o17600657
Hexadecimal	0x3F01AF

Divisor Catalog (2)

1 4,129,199

Collatz Trajectory (136 steps to reach 1)

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

4,129,199 12,387,598 6,193,799 18,581,398 9,290,699 27,872,098 13,936,049 41,808,148 20,904,074 10,452,037 31,356,112 15,678,056 7,839,028 3,919,514 1,959,757 5,879,272 2,939,636 1,469,818 734,909 2,204,728 1,102,364 551,182 275,591 826,774 413,387 1,240,162 620,081 1,860,244 930,122 465,061 1,395,184 697,592 348,796 174,398 87,199 261,598 130,799 392,398 196,199 588,598 294,299 882,898 441,449 1,324,348 662,174 331,087 993,262 496,631 1,489,894 744,947 2,234,842 1,117,421 3,352,264 1,676,132 838,066 419,033 1,257,100 628,550 314,275 942,826

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