2² × 199 × 509

Prime Factor Structure

Factorization String 2^2 × 199 × 509

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 714,000

Proper Divisor Sum 308,836

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #405157 ← → #405179

1 2 4 199 398 509 796 1,018 2,036 101,291 202,582 405,164

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

405,164 202,582 101,291 303,874 151,937 455,812 227,906 113,953 341,860 170,930 85,465 256,396 128,198 64,099 192,298 96,149 288,448 144,224 72,112 36,056 18,028 9,014 4,507 13,522 6,761 20,284 10,142 5,071 15,214 7,607 22,822 11,411 34,234 17,117 51,352 25,676 12,838 6,419 19,258 9,629 28,888 14,444 7,222 3,611 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430

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