3 × 5 × 103 × 137

Prime Factor Structure

Factorization String 3 × 5 × 103 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 344,448

Proper Divisor Sum 132,783

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #211663 ← → #211681

1 3 5 15 103 137 309 411 515 685 1,545 2,055 14,111 42,333 70,555 211,665

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

211,665 634,996 317,498 158,749 476,248 238,124 119,062 59,531 178,594 89,297 267,892 133,946 66,973 200,920 100,460 50,230 25,115 75,346 37,673 113,020 56,510 28,255 84,766 42,383 127,150 63,575 190,726 95,363 286,090 143,045 429,136 214,568 107,284 53,642 26,821 80,464 40,232 20,116 10,058 5,029 15,088 7,544 3,772 1,886 943 2,830 1,415 4,246 2,123 6,370 3,185 9,556 4,778 2,389 7,168 3,584 1,792 896 448 224

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