4,120,180

2² × 5 × 206009

Prime Factor Structure

Factorization String 2^2 × 5 × 206009

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 12

Divisor Sum (σ) 8,652,420

Proper Divisor Sum 4,532,240

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #4120177 ← → #4120183

1 2 4 5 10 20 206,009 412,018 824,036 1,030,045 2,060,090 4,120,180

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

4,120,180 2,060,090 1,030,045 3,090,136 1,545,068 772,534 386,267 1,158,802 579,401 1,738,204 869,102 434,551 1,303,654 651,827 1,955,482 977,741 2,933,224 1,466,612 733,306 366,653 1,099,960 549,980 274,990 137,495 412,486 206,243 618,730 309,365 928,096 464,048 232,024 116,012 58,006 29,003 87,010 43,505 130,516 65,258 32,629 97,888 48,944 24,472 12,236 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360

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