565,981

13² × 17 × 197

Prime Factor Structure

Factorization String 13^2 × 17 × 197

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 652,212

Proper Divisor Sum 86,231

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #565979 ← → #565997

1 13 17 169 197 221 2,561 2,873 3,349 33,293 43,537 565,981

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

565,981 1,697,944 848,972 424,486 212,243 636,730 318,365 955,096 477,548 238,774 119,387 358,162 179,081 537,244 268,622 134,311 402,934 201,467 604,402 302,201 906,604 453,302 226,651 679,954 339,977 1,019,932 509,966 254,983 764,950 382,475 1,147,426 573,713 1,721,140 860,570 430,285 1,290,856 645,428 322,714 161,357 484,072 242,036 121,018 60,509 181,528 90,764 45,382 22,691 68,074 34,037 102,112 51,056 25,528 12,764 6,382 3,191 9,574 4,787 14,362 7,181 21,544

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