509,574

2 × 3 × 13 × 47 × 139

Prime Factor Structure

Factorization String 2 × 3 × 13 × 47 × 139

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 1,128,960

Proper Divisor Sum 619,386

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #509573 ← → #509581

1 2 3 6 13 26 39 47 78 94 139 141 278 282 417 611 834 1,222 1,807 1,833 3,614 3,666 5,421 6,533 10,842 13,066 19,599 39,198 84,929 169,858 254,787 509,574

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

509,574 254,787 764,362 382,181 1,146,544 573,272 286,636 143,318 71,659 214,978 107,489 322,468 161,234 80,617 241,852 120,926 60,463 181,390 90,695 272,086 136,043 408,130 204,065 612,196 306,098 153,049 459,148 229,574 114,787 344,362 172,181 516,544 258,272 129,136 64,568 32,284 16,142 8,071 24,214 12,107 36,322 18,161 54,484 27,242 13,621 40,864 20,432 10,216 5,108 2,554 1,277 3,832 1,916 958 479 1,438 719 2,158 1,079 3,238

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