538,407

3⁴ × 17² × 23

Prime Factor Structure

Factorization String 3^4 × 17^2 × 23

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 30

Divisor Sum (σ) 891,528

Proper Divisor Sum 353,121

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #538399 ← → #538411

1 3 9 17 23 27 51 69 81 153 207 289 391 459 621 867 1,173 1,377 1,863 2,601 3,519 6,647 7,803 10,557 19,941 23,409 31,671 59,823 179,469 538,407

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

538,407 1,615,222 807,611 2,422,834 1,211,417 3,634,252 1,817,126 908,563 2,725,690 1,362,845 4,088,536 2,044,268 1,022,134 511,067 1,533,202 766,601 2,299,804 1,149,902 574,951 1,724,854 862,427 2,587,282 1,293,641 3,880,924 1,940,462 970,231 2,910,694 1,455,347 4,366,042 2,183,021 6,549,064 3,274,532 1,637,266 818,633 2,455,900 1,227,950 613,975 1,841,926 920,963 2,762,890 1,381,445 4,144,336 2,072,168 1,036,084 518,042 259,021 777,064 388,532 194,266 97,133 291,400 145,700 72,850 36,425 109,276 54,638 27,319 81,958 40,979 122,938

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