1,697,397

3 × 13 × 71 × 613

Prime Factor Structure

Factorization String 3 × 13 × 71 × 613

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,475,648

Proper Divisor Sum 778,251

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #1697389 ← → #1697401

1 3 13 39 71 213 613 923 1,839 2,769 7,969 23,907 43,523 130,569 565,799 1,697,397

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

1,697,397 5,092,192 2,546,096 1,273,048 636,524 318,262 159,131 477,394 238,697 716,092 358,046 179,023 537,070 268,535 805,606 402,803 1,208,410 604,205 1,812,616 906,308 453,154 226,577 679,732 339,866 169,933 509,800 254,900 127,450 63,725 191,176 95,588 47,794 23,897 71,692 35,846 17,923 53,770 26,885 80,656 40,328 20,164 10,082 5,041 15,124 7,562 3,781 11,344 5,672 2,836 1,418 709 2,128 1,064 532 266 133 400 200 100 50

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