402,844

2² × 13 × 61 × 127

Prime Factor Structure

Factorization String 2^2 × 13 × 61 × 127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 777,728

Proper Divisor Sum 374,884

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #402823 ← → #402847

1 2 4 13 26 52 61 122 127 244 254 508 793 1,586 1,651 3,172 3,302 6,604 7,747 15,494 30,988 100,711 201,422 402,844

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

402,844 201,422 100,711 302,134 151,067 453,202 226,601 679,804 339,902 169,951 509,854 254,927 764,782 382,391 1,147,174 573,587 1,720,762 860,381 2,581,144 1,290,572 645,286 322,643 967,930 483,965 1,451,896 725,948 362,974 181,487 544,462 272,231 816,694 408,347 1,225,042 612,521 1,837,564 918,782 459,391 1,378,174 689,087 2,067,262 1,033,631 3,100,894 1,550,447 4,651,342 2,325,671 6,977,014 3,488,507 10,465,522 5,232,761 15,698,284 7,849,142 3,924,571 11,773,714 5,886,857 17,660,572 8,830,286 4,415,143 13,245,430 6,622,715 19,868,146

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