2³ × 5² × 19 × 103

Prime Factor Structure

Factorization String 2^3 × 5^2 × 19 × 103

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 967,200

Proper Divisor Sum 575,800

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #391399 ← → #391403

1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 103 152 190 200 206 380 412 475 515 760 824 950 1,030 1,900 1,957 2,060 2,575 3,800 3,914 4,120 5,150 7,828 9,785 10,300 15,656 19,570 20,600 39,140 48,925 78,280 97,850 195,700 391,400

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

391,400 195,700 97,850 48,925 146,776 73,388 36,694 18,347 55,042 27,521 82,564 41,282 20,641 61,924 30,962 15,481 46,444 23,222 11,611 34,834 17,417 52,252 26,126 13,063 39,190 19,595 58,786 29,393 88,180 44,090 22,045 66,136 33,068 16,534 8,267 24,802 12,401 37,204 18,602 9,301 27,904 13,952 6,976 3,488 1,744 872 436 218 109 328 164 82 41 124 62 31 94 47 142 71

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