3² × 19 × 1181

Prime Factor Structure

Factorization String 3^2 × 19 × 1181

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 307,320

Proper Divisor Sum 105,369

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #201947 ← → #201953

1 3 9 19 57 171 1,181 3,543 10,629 22,439 67,317 201,951

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

201,951 605,854 302,927 908,782 454,391 1,363,174 681,587 2,044,762 1,022,381 3,067,144 1,533,572 766,786 383,393 1,150,180 575,090 287,545 862,636 431,318 215,659 646,978 323,489 970,468 485,234 242,617 727,852 363,926 181,963 545,890 272,945 818,836 409,418 204,709 614,128 307,064 153,532 76,766 38,383 115,150 57,575 172,726 86,363 259,090 129,545 388,636 194,318 97,159 291,478 145,739 437,218 218,609 655,828 327,914 163,957 491,872 245,936 122,968 61,484 30,742 15,371 46,114

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