2² × 5 × 67141

Prime Factor Structure

Factorization String 2^2 × 5 × 67141

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,819,964

Proper Divisor Sum 1,477,144

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #1342801 ← → #1342829

1 2 4 5 10 20 67,141 134,282 268,564 335,705 671,410 1,342,820

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

1,342,820 671,410 335,705 1,007,116 503,558 251,779 755,338 377,669 1,133,008 566,504 283,252 141,626 70,813 212,440 106,220 53,110 26,555 79,666 39,833 119,500 59,750 29,875 89,626 44,813 134,440 67,220 33,610 16,805 50,416 25,208 12,604 6,302 3,151 9,454 4,727 14,182 7,091 21,274 10,637 31,912 15,956 7,978 3,989 11,968 5,984 2,992 1,496 748 374 187 562 281 844 422 211 634 317 952 476 238

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