6,983,420

2² × 5 × 349171

6,983,420 has digital root 5. The neighboring primes are 6983419 and 6983437; its proper-divisor sum differs from the starting integer by 698,384.

Prime Factor Structure

Factorization String 2^2 × 5 × 349171

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 12

Divisor Sum (σ) 14,665,224

Proper Divisor Sum 7,681,804

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #6983419 ← → #6983437

1 2 4 5 10 20 349,171 698,342 1,396,684 1,745,855 3,491,710 6,983,420

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

6,983,420 3,491,710 1,745,855 5,237,566 2,618,783 7,856,350 3,928,175 11,784,526 5,892,263 17,676,790 8,838,395 26,515,186 13,257,593 39,772,780 19,886,390 9,943,195 29,829,586 14,914,793 44,744,380 22,372,190 11,186,095 33,558,286 16,779,143 50,337,430 25,168,715 75,506,146 37,753,073 113,259,220 56,629,610 28,314,805 84,944,416 42,472,208 21,236,104 10,618,052 5,309,026 2,654,513 7,963,540 3,981,770 1,990,885 5,972,656 2,986,328 1,493,164 746,582 373,291 1,119,874 559,937 1,679,812 839,906 419,953 1,259,860 629,930 314,965 944,896 472,448 236,224 118,112 59,056 29,528 14,764 7,382