3 × 7² × 1723

Prime Factor Structure

Factorization String 3 × 7^2 × 1723

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 393,072

Proper Divisor Sum 139,791

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #253273 ← → #253307

1 3 7 21 49 147 1,723 5,169 12,061 36,183 84,427 253,281

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

253,281 759,844 379,922 189,961 569,884 284,942 142,471 427,414 213,707 641,122 320,561 961,684 480,842 240,421 721,264 360,632 180,316 90,158 45,079 135,238 67,619 202,858 101,429 304,288 152,144 76,072 38,036 19,018 9,509 28,528 14,264 7,132 3,566 1,783 5,350 2,675 8,026 4,013 12,040 6,020 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610

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