2² × 5 × 29 × 647

Prime Factor Structure

Factorization String 2^2 × 5 × 29 × 647

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 816,480

Proper Divisor Sum 441,220

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #375259 ← → #375281

1 2 4 5 10 20 29 58 116 145 290 580 647 1,294 2,588 3,235 6,470 12,940 18,763 37,526 75,052 93,815 187,630 375,260

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

375,260 187,630 93,815 281,446 140,723 422,170 211,085 633,256 316,628 158,314 79,157 237,472 118,736 59,368 29,684 14,842 7,421 22,264 11,132 5,566 2,783 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308

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