15,212,262

2 × 3 × 13 × 195029

Prime Factor Structure

Factorization String 2 × 3 × 13 × 195029

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 32,765,040

Proper Divisor Sum 17,552,778

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #15212261 ← → #15212273

1 2 3 6 13 26 39 78 195,029 390,058 585,087 1,170,174 2,535,377 5,070,754 7,606,131 15,212,262

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

15,212,262 7,606,131 22,818,394 11,409,197 34,227,592 17,113,796 8,556,898 4,278,449 12,835,348 6,417,674 3,208,837 9,626,512 4,813,256 2,406,628 1,203,314 601,657 1,804,972 902,486 451,243 1,353,730 676,865 2,030,596 1,015,298 507,649 1,522,948 761,474 380,737 1,142,212 571,106 285,553 856,660 428,330 214,165 642,496 321,248 160,624 80,312 40,156 20,078 10,039 30,118 15,059 45,178 22,589 67,768 33,884 16,942 8,471 25,414 12,707 38,122 19,061 57,184 28,592 14,296 7,148 3,574 1,787 5,362 2,681

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