628,528

2⁴ × 163 × 241

Prime Factor Structure

Factorization String 2^4 × 163 × 241

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 20

Divisor Sum (σ) 1,230,328

Proper Divisor Sum 601,800

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #628499 ← → #628547

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

628,528 314,264 157,132 78,566 39,283 117,850 58,925 176,776 88,388 44,194 22,097 66,292 33,146 16,573 49,720 24,860 12,430 6,215 18,646 9,323 27,970 13,985 41,956 20,978 10,489 31,468 15,734 7,867 23,602 11,801 35,404 17,702 8,851 26,554 13,277 39,832 19,916 9,958 4,979 14,938 7,469 22,408 11,204 5,602 2,801 8,404 4,202 2,101 6,304 3,152 1,576 788 394 197 592 296 148 74 37 112

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