211,320

2³ × 3² × 5 × 587

Prime Factor Structure

Factorization String 2^3 × 3^2 × 5 × 587

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 687,960

Proper Divisor Sum 476,640

Digit Sum / Digital Root 9 (Root: 9)

Adjacent Primes #211319 ← → #211333

1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 587 1,174 1,761 2,348 2,935 3,522 4,696 5,283 5,870 7,044 8,805 10,566 11,740 14,088 17,610 21,132 23,480 26,415 35,220 42,264 52,830 70,440 105,660 211,320

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

211,320 105,660 52,830 26,415 79,246 39,623 118,870 59,435 178,306 89,153 267,460 133,730 66,865 200,596 100,298 50,149 150,448 75,224 37,612 18,806 9,403 28,210 14,105 42,316 21,158 10,579 31,738 15,869 47,608 23,804 11,902 5,951 17,854 8,927 26,782 13,391 40,174 20,087 60,262 30,131 90,394 45,197 135,592 67,796 33,898 16,949 50,848 25,424 12,712 6,356 3,178 1,589 4,768 2,384 1,192 596 298 149 448 224

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