628,635

3 × 5 × 7 × 5987

Prime Factor Structure

Factorization String 3 × 5 × 7 × 5987

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,149,696

Proper Divisor Sum 521,061

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #628591 ← → #628651

1 3 5 7 15 21 35 105 5,987 17,961 29,935 41,909 89,805 125,727 209,545 628,635

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

628,635 1,885,906 942,953 2,828,860 1,414,430 707,215 2,121,646 1,060,823 3,182,470 1,591,235 4,773,706 2,386,853 7,160,560 3,580,280 1,790,140 895,070 447,535 1,342,606 671,303 2,013,910 1,006,955 3,020,866 1,510,433 4,531,300 2,265,650 1,132,825 3,398,476 1,699,238 849,619 2,548,858 1,274,429 3,823,288 1,911,644 955,822 477,911 1,433,734 716,867 2,150,602 1,075,301 3,225,904 1,612,952 806,476 403,238 201,619 604,858 302,429 907,288 453,644 226,822 113,411 340,234 170,117 510,352 255,176 127,588 63,794 31,897 95,692 47,846 23,923

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