2,100,567

3 × 7 × 23 × 4349

Prime Factor Structure

Factorization String 3 × 7 × 23 × 4349

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 3,340,800

Proper Divisor Sum 1,240,233

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2100563 ← → #2100569

1 3 7 21 23 69 161 483 4,349 13,047 30,443 91,329 100,027 300,081 700,189 2,100,567

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

2,100,567 6,301,702 3,150,851 9,452,554 4,726,277 14,178,832 7,089,416 3,544,708 1,772,354 886,177 2,658,532 1,329,266 664,633 1,993,900 996,950 498,475 1,495,426 747,713 2,243,140 1,121,570 560,785 1,682,356 841,178 420,589 1,261,768 630,884 315,442 157,721 473,164 236,582 118,291 354,874 177,437 532,312 266,156 133,078 66,539 199,618 99,809 299,428 149,714 74,857 224,572 112,286 56,143 168,430 84,215 252,646 126,323 378,970 189,485 568,456 284,228 142,114 71,057 213,172 106,586 53,293 159,880 79,940

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