2 × 3² × 23 × 971

Prime Factor Structure

Factorization String 2 × 3^2 × 23 × 971

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 909,792

Proper Divisor Sum 507,798

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #401993 ← → #402023

1 2 3 6 9 18 23 46 69 138 207 414 971 1,942 2,913 5,826 8,739 17,478 22,333 44,666 66,999 133,998 200,997 401,994

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

401,994 200,997 602,992 301,496 150,748 75,374 37,687 113,062 56,531 169,594 84,797 254,392 127,196 63,598 31,799 95,398 47,699 143,098 71,549 214,648 107,324 53,662 26,831 80,494 40,247 120,742 60,371 181,114 90,557 271,672 135,836 67,918 33,959 101,878 50,939 152,818 76,409 229,228 114,614 57,307 171,922 85,961 257,884 128,942 64,471 193,414 96,707 290,122 145,061 435,184 217,592 108,796 54,398 27,199 81,598 40,799 122,398 61,199 183,598 91,799

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