3² × 15439

Prime Factor Structure

Factorization String 3^2 × 15439

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 200,720

Proper Divisor Sum 61,769

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #138937 ← → #138959

1 3 9 15,439 46,317 138,951

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

138,951 416,854 208,427 625,282 312,641 937,924 468,962 234,481 703,444 351,722 175,861 527,584 263,792 131,896 65,948 32,974 16,487 49,462 24,731 74,194 37,097 111,292 55,646 27,823 83,470 41,735 125,206 62,603 187,810 93,905 281,716 140,858 70,429 211,288 105,644 52,822 26,411 79,234 39,617 118,852 59,426 29,713 89,140 44,570 22,285 66,856 33,428 16,714 8,357 25,072 12,536 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291

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