521999

Prime Factor Structure

Factorization String 521999

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 522,000

Proper Divisor Sum 1

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #521993 ← → #522017

1 521,999

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

521,999 1,565,998 782,999 2,348,998 1,174,499 3,523,498 1,761,749 5,285,248 2,642,624 1,321,312 660,656 330,328 165,164 82,582 41,291 123,874 61,937 185,812 92,906 46,453 139,360 69,680 34,840 17,420 8,710 4,355 13,066 6,533 19,600 9,800 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110 55 166 83 250 125 376 188 94

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