2² × 5 × 43 × 47

Prime Factor Structure

Factorization String 2^2 × 5 × 43 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 88,704

Proper Divisor Sum 48,284

Digit Sum / Digital Root 10 (Root: 1)

Adjacent Primes #40387 ← → #40423

1 2 4 5 10 20 43 47 86 94 172 188 215 235 430 470 860 940 2,021 4,042 8,084 10,105 20,210 40,420

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

40,420 20,210 10,105 30,316 15,158 7,579 22,738 11,369 34,108 17,054 8,527 25,582 12,791 38,374 19,187 57,562 28,781 86,344 43,172 21,586 10,793 32,380 16,190 8,095 24,286 12,143 36,430 18,215 54,646 27,323 81,970 40,985 122,956 61,478 30,739 92,218 46,109 138,328 69,164 34,582 17,291 51,874 25,937 77,812 38,906 19,453 58,360 29,180 14,590 7,295 21,886 10,943 32,830 16,415 49,246 24,623 73,870 36,935 110,806 55,403

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