3 × 7² × 1747

Prime Factor Structure

Factorization String 3 × 7^2 × 1747

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 398,544

Proper Divisor Sum 141,735

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #256801 ← → #256813

1 3 7 21 49 147 1,747 5,241 12,229 36,687 85,603 256,809

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

256,809 770,428 385,214 192,607 577,822 288,911 866,734 433,367 1,300,102 650,051 1,950,154 975,077 2,925,232 1,462,616 731,308 365,654 182,827 548,482 274,241 822,724 411,362 205,681 617,044 308,522 154,261 462,784 231,392 115,696 57,848 28,924 14,462 7,231 21,694 10,847 32,542 16,271 48,814 24,407 73,222 36,611 109,834 54,917 164,752 82,376 41,188 20,594 10,297 30,892 15,446 7,723 23,170 11,585 34,756 17,378 8,689 26,068 13,034 6,517 19,552 9,776

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