2² × 5² × 619

Prime Factor Structure

Factorization String 2^2 × 5^2 × 619

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 134,540

Proper Divisor Sum 72,640

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #61879 ← → #61909

1 2 4 5 10 20 25 50 100 619 1,238 2,476 3,095 6,190 12,380 15,475 30,950 61,900

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

61,900 30,950 15,475 46,426 23,213 69,640 34,820 17,410 8,705 26,116 13,058 6,529 19,588 9,794 4,897 14,692 7,346 3,673 11,020 5,510 2,755 8,266 4,133 12,400 6,200 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369

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