442,897

7 × 13 × 31 × 157

Prime Factor Structure

Factorization String 7 × 13 × 31 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 566,272

Proper Divisor Sum 123,375

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #442879 ← → #442903

1 7 13 31 91 157 217 403 1,099 2,041 2,821 4,867 14,287 34,069 63,271 442,897

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

442,897 1,328,692 664,346 332,173 996,520 498,260 249,130 124,565 373,696 186,848 93,424 46,712 23,356 11,678 5,839 17,518 8,759 26,278 13,139 39,418 19,709 59,128 29,564 14,782 7,391 22,174 11,087 33,262 16,631 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525 31,576 15,788 7,894 3,947 11,842 5,921 17,764 8,882 4,441 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937 2,812

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