2² × 5 × 31 × 401

Prime Factor Structure

Factorization String 2^2 × 5 × 31 × 401

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 540,288

Proper Divisor Sum 291,668

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #248609 ← → #248621

1 2 4 5 10 20 31 62 124 155 310 401 620 802 1,604 2,005 4,010 8,020 12,431 24,862 49,724 62,155 124,310 248,620

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

248,620 124,310 62,155 186,466 93,233 279,700 139,850 69,925 209,776 104,888 52,444 26,222 13,111 39,334 19,667 59,002 29,501 88,504 44,252 22,126 11,063 33,190 16,595 49,786 24,893 74,680 37,340 18,670 9,335 28,006 14,003 42,010 21,005 63,016 31,508 15,754 7,877 23,632 11,816 5,908 2,954 1,477 4,432 2,216 1,108 554 277 832 416 208 104 52 26 13 40 20 10 5 16 8

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