2 × 5 × 23 × 2731

Prime Factor Structure

Factorization String 2 × 5 × 23 × 2731

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,180,224

Proper Divisor Sum 552,094

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #628127 ← → #628139

1 2 5 10 23 46 115 230 2,731 5,462 13,655 27,310 62,813 125,626 314,065 628,130

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

628,130 314,065 942,196 471,098 235,549 706,648 353,324 176,662 88,331 264,994 132,497 397,492 198,746 99,373 298,120 149,060 74,530 37,265 111,796 55,898 27,949 83,848 41,924 20,962 10,481 31,444 15,722 7,861 23,584 11,792 5,896 2,948 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000

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