684,201

3 × 7 × 31 × 1051

Prime Factor Structure

Factorization String 3 × 7 × 31 × 1051

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,077,248

Proper Divisor Sum 393,047

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #684191 ← → #684217

1 3 7 21 31 93 217 651 1,051 3,153 7,357 22,071 32,581 97,743 228,067 684,201

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

684,201 2,052,604 1,026,302 513,151 1,539,454 769,727 2,309,182 1,154,591 3,463,774 1,731,887 5,195,662 2,597,831 7,793,494 3,896,747 11,690,242 5,845,121 17,535,364 8,767,682 4,383,841 13,151,524 6,575,762 3,287,881 9,863,644 4,931,822 2,465,911 7,397,734 3,698,867 11,096,602 5,548,301 16,644,904 8,322,452 4,161,226 2,080,613 6,241,840 3,120,920 1,560,460 780,230 390,115 1,170,346 585,173 1,755,520 877,760 438,880 219,440 109,720 54,860 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340

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