1,662,265

5 × 11 × 30223

Starting at 1,662,265, the Collatz iteration reaches 1 after 238 steps. The first transition is 4986796; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 11 × 30223

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,176,128

Proper Divisor Sum 513,863

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1662257 ← → #1662281

Radix Representation

Decimal	1662265
Binary	110010101110100111001 (21 bits)
Octal	0o6256471
Hexadecimal	0x195D39

Divisor Catalog (8)

1 5 11 55 30,223 151,115 332,453 1,662,265

Collatz Trajectory (238 steps to reach 1)

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

1,662,265 4,986,796 2,493,398 1,246,699 3,740,098 1,870,049 5,610,148 2,805,074 1,402,537 4,207,612 2,103,806 1,051,903 3,155,710 1,577,855 4,733,566 2,366,783 7,100,350 3,550,175 10,650,526 5,325,263 15,975,790 7,987,895 23,963,686 11,981,843 35,945,530 17,972,765 53,918,296 26,959,148 13,479,574 6,739,787 20,219,362 10,109,681 30,329,044 15,164,522 7,582,261 22,746,784 11,373,392 5,686,696 2,843,348 1,421,674 710,837 2,132,512 1,066,256 533,128 266,564 133,282 66,641 199,924 99,962 49,981 149,944 74,972 37,486 18,743 56,230 28,115 84,346 42,173 126,520 63,260

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