2² × 7 × 13 × 709

Prime Factor Structure

Factorization String 2^2 × 7 × 13 × 709

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 556,640

Proper Divisor Sum 298,564

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #258067 ← → #258101

1 2 4 7 13 14 26 28 52 91 182 364 709 1,418 2,836 4,963 9,217 9,926 18,434 19,852 36,868 64,519 129,038 258,076

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

258,076 129,038 64,519 193,558 96,779 290,338 145,169 435,508 217,754 108,877 326,632 163,316 81,658 40,829 122,488 61,244 30,622 15,311 45,934 22,967 68,902 34,451 103,354 51,677 155,032 77,516 38,758 19,379 58,138 29,069 87,208 43,604 21,802 10,901 32,704 16,352 8,176 4,088 2,044 1,022 511 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841

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