2³ × 31 × 3307

Prime Factor Structure

Factorization String 2^3 × 31 × 3307

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,587,840

Proper Divisor Sum 767,704

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #820133 ← → #820163

1 2 4 8 31 62 124 248 3,307 6,614 13,228 26,456 102,517 205,034 410,068 820,136

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

820,136 410,068 205,034 102,517 307,552 153,776 76,888 38,444 19,222 9,611 28,834 14,417 43,252 21,626 10,813 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376 13,688 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145

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