2² × 5 × 11 × 349

Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 349

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 176,400

Proper Divisor Sum 99,620

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #76777 ← → #76781

1 2 4 5 10 11 20 22 44 55 110 220 349 698 1,396 1,745 3,490 3,839 6,980 7,678 15,356 19,195 38,390 76,780

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

76,780 38,390 19,195 57,586 28,793 86,380 43,190 21,595 64,786 32,393 97,180 48,590 24,295 72,886 36,443 109,330 54,665 163,996 81,998 40,999 122,998 61,499 184,498 92,249 276,748 138,374 69,187 207,562 103,781 311,344 155,672 77,836 38,918 19,459 58,378 29,189 87,568 43,784 21,892 10,946 5,473 16,420 8,210 4,105 12,316 6,158 3,079 9,238 4,619 13,858 6,929 20,788 10,394 5,197 15,592 7,796 3,898 1,949 5,848 2,924

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