2,018,286

2 × 3² × 31 × 3617

2,018,286 factors as 2 × 3^2 × 31 × 3617. Its 24 positive divisors give a proper-divisor sum of 2,496,978, so this integer is abundant. The Collatz stopping time is 135 steps.

Prime Factor Structure

Factorization String 2 × 3^2 × 31 × 3617

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,515,264

Proper Divisor Sum 2,496,978

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #2018281 ← → #2018287

Radix Representation

Decimal	2018286
Binary	111101100101111101110 (21 bits)
Octal	0o7545756
Hexadecimal	0x1ECBEE

Divisor Catalog (24)

Collatz Trajectory (135 steps to reach 1)

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

2,018,286 1,009,143 3,027,430 1,513,715 4,541,146 2,270,573 6,811,720 3,405,860 1,702,930 851,465 2,554,396 1,277,198 638,599 1,915,798 957,899 2,873,698 1,436,849 4,310,548 2,155,274 1,077,637 3,232,912 1,616,456 808,228 404,114 202,057 606,172 303,086 151,543 454,630 227,315 681,946 340,973 1,022,920 511,460 255,730 127,865 383,596 191,798 95,899 287,698 143,849 431,548 215,774 107,887 323,662 161,831 485,494 242,747 728,242 364,121 1,092,364 546,182 273,091 819,274 409,637 1,228,912 614,456 307,228 153,614 76,807

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