2² × 5 × 17807

Prime Factor Structure

Factorization String 2^2 × 5 × 17807

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 747,936

Proper Divisor Sum 391,796

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #356137 ← → #356141

1 2 4 5 10 20 17,807 35,614 71,228 89,035 178,070 356,140

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

356,140 178,070 89,035 267,106 133,553 400,660 200,330 100,165 300,496 150,248 75,124 37,562 18,781 56,344 28,172 14,086 7,043 21,130 10,565 31,696 15,848 7,924 3,962 1,981 5,944 2,972 1,486 743 2,230 1,115 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588

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