2² × 5 × 3637

Prime Factor Structure

Factorization String 2^2 × 5 × 3637

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 152,796

Proper Divisor Sum 80,056

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #72739 ← → #72763

1 2 4 5 10 20 3,637 7,274 14,548 18,185 36,370 72,740

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

72,740 36,370 18,185 54,556 27,278 13,639 40,918 20,459 61,378 30,689 92,068 46,034 23,017 69,052 34,526 17,263 51,790 25,895 77,686 38,843 116,530 58,265 174,796 87,398 43,699 131,098 65,549 196,648 98,324 49,162 24,581 73,744 36,872 18,436 9,218 4,609 13,828 6,914 3,457 10,372 5,186 2,593 7,780 3,890 1,945 5,836 2,918 1,459 4,378 2,189 6,568 3,284 1,642 821 2,464 1,232 616 308 154 77

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