3,671,920

2⁴ × 5 × 7 × 79 × 83

Prime Factor Structure

Factorization String 2^4 × 5 × 7 × 79 × 83

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 80

Divisor Sum (σ) 9,999,360

Proper Divisor Sum 6,327,440

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3671903 ← → #3671923

1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 79 80 83 112 140 158 166 280 316 332 395 415 553 560 581 632 664 790 830 1,106 1,162 1,264 1,328 1,580 1,660 2,212 2,324 2,765 2,905 3,160 3,320 4,424 4,648 5,530 5,810 6,320 6,557 6,640 8,848 9,296 11,060 11,620 13,114 22,120 23,240

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

3,671,920 1,835,960 917,980 458,990 229,495 688,486 344,243 1,032,730 516,365 1,549,096 774,548 387,274 193,637 580,912 290,456 145,228 72,614 36,307 108,922 54,461 163,384 81,692 40,846 20,423 61,270 30,635 91,906 45,953 137,860 68,930 34,465 103,396 51,698 25,849 77,548 38,774 19,387 58,162 29,081 87,244 43,622 21,811 65,434 32,717 98,152 49,076 24,538 12,269 36,808 18,404 9,202 4,601 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883

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