2,127,261

3 × 17 × 53 × 787

Prime Factor Structure

Factorization String 3 × 17 × 53 × 787

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 3,063,744

Proper Divisor Sum 936,483

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2127163 ← → #2127269

1 3 17 51 53 159 787 901 2,361 2,703 13,379 40,137 41,711 125,133 709,087 2,127,261

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

2,127,261 6,381,784 3,190,892 1,595,446 797,723 2,393,170 1,196,585 3,589,756 1,794,878 897,439 2,692,318 1,346,159 4,038,478 2,019,239 6,057,718 3,028,859 9,086,578 4,543,289 13,629,868 6,814,934 3,407,467 10,222,402 5,111,201 15,333,604 7,666,802 3,833,401 11,500,204 5,750,102 2,875,051 8,625,154 4,312,577 12,937,732 6,468,866 3,234,433 9,703,300 4,851,650 2,425,825 7,277,476 3,638,738 1,819,369 5,458,108 2,729,054 1,364,527 4,093,582 2,046,791 6,140,374 3,070,187 9,210,562 4,605,281 13,815,844 6,907,922 3,453,961 10,361,884 5,180,942 2,590,471 7,771,414 3,885,707 11,657,122 5,828,561 17,485,684

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