4,252,786

2 × 43 × 49451

Starting at 4,252,786, the Collatz iteration reaches 1 after 136 steps. The first transition is 2126393; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 43 × 49451

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 6,527,664

Proper Divisor Sum 2,274,878

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #4252777 ← → #4252793

Radix Representation

Decimal	4252786
Binary	10000001110010001110010 (23 bits)
Octal	0o20162162
Hexadecimal	0x40E472

Divisor Catalog (8)

1 2 43 86 49,451 98,902 2,126,393 4,252,786

Collatz Trajectory (136 steps to reach 1)

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

4,252,786 2,126,393 6,379,180 3,189,590 1,594,795 4,784,386 2,392,193 7,176,580 3,588,290 1,794,145 5,382,436 2,691,218 1,345,609 4,036,828 2,018,414 1,009,207 3,027,622 1,513,811 4,541,434 2,270,717 6,812,152 3,406,076 1,703,038 851,519 2,554,558 1,277,279 3,831,838 1,915,919 5,747,758 2,873,879 8,621,638 4,310,819 12,932,458 6,466,229 19,398,688 9,699,344 4,849,672 2,424,836 1,212,418 606,209 1,818,628 909,314 454,657 1,363,972 681,986 340,993 1,022,980 511,490 255,745 767,236 383,618 191,809 575,428 287,714 143,857 431,572 215,786 107,893 323,680 161,840

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