2,221,998

2 × 3 × 37 × 10009

Prime Factor Structure

Factorization String 2 × 3 × 37 × 10009

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 4,564,560

Proper Divisor Sum 2,342,562

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2221997 ← → #2222023

1 2 3 6 37 74 111 222 10,009 20,018 30,027 60,054 370,333 740,666 1,110,999 2,221,998

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

2,221,998 1,110,999 3,332,998 1,666,499 4,999,498 2,499,749 7,499,248 3,749,624 1,874,812 937,406 468,703 1,406,110 703,055 2,109,166 1,054,583 3,163,750 1,581,875 4,745,626 2,372,813 7,118,440 3,559,220 1,779,610 889,805 2,669,416 1,334,708 667,354 333,677 1,001,032 500,516 250,258 125,129 375,388 187,694 93,847 281,542 140,771 422,314 211,157 633,472 316,736 158,368 79,184 39,592 19,796 9,898 4,949 14,848 7,424 3,712 1,856 928 464 232 116 58 29 88 44 22 11

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