3³ × 7 × 719

Prime Factor Structure

Factorization String 3^3 × 7 × 719

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 230,400

Proper Divisor Sum 94,509

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #135887 ← → #135893

1 3 7 9 21 27 63 189 719 2,157 5,033 6,471 15,099 19,413 45,297 135,891

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

135,891 407,674 203,837 611,512 305,756 152,878 76,439 229,318 114,659 343,978 171,989 515,968 257,984 128,992 64,496 32,248 16,124 8,062 4,031 12,094 6,047 18,142 9,071 27,214 13,607 40,822 20,411 61,234 30,617 91,852 45,926 22,963 68,890 34,445 103,336 51,668 25,834 12,917 38,752 19,376 9,688 4,844 2,422 1,211 3,634 1,817 5,452 2,726 1,363 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182

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