780,215

5 × 17 × 67 × 137

Prime Factor Structure

Factorization String 5 × 17 × 67 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,013,472

Proper Divisor Sum 233,257

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #780211 ← → #780223

1 5 17 67 85 137 335 685 1,139 2,329 5,695 9,179 11,645 45,895 156,043 780,215

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

780,215 2,340,646 1,170,323 3,510,970 1,755,485 5,266,456 2,633,228 1,316,614 658,307 1,974,922 987,461 2,962,384 1,481,192 740,596 370,298 185,149 555,448 277,724 138,862 69,431 208,294 104,147 312,442 156,221 468,664 234,332 117,166 58,583 175,750 87,875 263,626 131,813 395,440 197,720 98,860 49,430 24,715 74,146 37,073 111,220 55,610 27,805 83,416 41,708 20,854 10,427 31,282 15,641 46,924 23,462 11,731 35,194 17,597 52,792 26,396 13,198 6,599 19,798 9,899 29,698

Browse other published profiles and their separate link collections.

No other profiles in this collection.