2² × 5 × 61 × 239

Prime Factor Structure

Factorization String 2^2 × 5 × 61 × 239

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 624,960

Proper Divisor Sum 333,380

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #291569 ← → #291619

1 2 4 5 10 20 61 122 239 244 305 478 610 956 1,195 1,220 2,390 4,780 14,579 29,158 58,316 72,895 145,790 291,580

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

291,580 145,790 72,895 218,686 109,343 328,030 164,015 492,046 246,023 738,070 369,035 1,107,106 553,553 1,660,660 830,330 415,165 1,245,496 622,748 311,374 155,687 467,062 233,531 700,594 350,297 1,050,892 525,446 262,723 788,170 394,085 1,182,256 591,128 295,564 147,782 73,891 221,674 110,837 332,512 166,256 83,128 41,564 20,782 10,391 31,174 15,587 46,762 23,381 70,144 35,072 17,536 8,768 4,384 2,192 1,096 548 274 137 412 206 103 310

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