2,191,122

2 × 3² × 41 × 2969

2,191,122 factors as 2 × 3^2 × 41 × 2969. Its 24 positive divisors give a proper-divisor sum of 2,673,738, so this integer is abundant. The Collatz stopping time is 60 steps.

Prime Factor Structure

Factorization String 2 × 3^2 × 41 × 2969

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,864,860

Proper Divisor Sum 2,673,738

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #2191121 ← → #2191127

Radix Representation

Decimal	2191122
Binary	1000010110111100010010 (22 bits)
Octal	0o10267422
Hexadecimal	0x216F12

Divisor Catalog (24)

Collatz Trajectory (60 steps to reach 1)

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

2,191,122 1,095,561 3,286,684 1,643,342 821,671 2,465,014 1,232,507 3,697,522 1,848,761 5,546,284 2,773,142 1,386,571 4,159,714 2,079,857 6,239,572 3,119,786 1,559,893 4,679,680 2,339,840 1,169,920 584,960 292,480 146,240 73,120 36,560 18,280 9,140 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2

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