2 × 3² × 5 × 23 × 331

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 23 × 331

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,864,512

Proper Divisor Sum 1,179,342

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #685169 ← → #685177

1 2 3 5 6 9 10 15 18 23 30 45 46 69 90 115 138 207 230 331 345 414 662 690 993 1,035 1,655 1,986 2,070 2,979 3,310 4,965 5,958 7,613 9,930 14,895 15,226 22,839 29,790 38,065 45,678 68,517 76,130 114,195 137,034 228,390 342,585 685,170

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

685,170 342,585 1,027,756 513,878 256,939 770,818 385,409 1,156,228 578,114 289,057 867,172 433,586 216,793 650,380 325,190 162,595 487,786 243,893 731,680 365,840 182,920 91,460 45,730 22,865 68,596 34,298 17,149 51,448 25,724 12,862 6,431 19,294 9,647 28,942 14,471 43,414 21,707 65,122 32,561 97,684 48,842 24,421 73,264 36,632 18,316 9,158 4,579 13,738 6,869 20,608 10,304 5,152 2,576 1,288 644 322 161 484 242 121

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