397,561

29 × 13709

Prime Factor Structure

Factorization String 29 × 13709

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 411,300

Proper Divisor Sum 13,739

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #397549 ← → #397567

1 29 13,709 397,561

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

397,561 1,192,684 596,342 298,171 894,514 447,257 1,341,772 670,886 335,443 1,006,330 503,165 1,509,496 754,748 377,374 188,687 566,062 283,031 849,094 424,547 1,273,642 636,821 1,910,464 955,232 477,616 238,808 119,404 59,702 29,851 89,554 44,777 134,332 67,166 33,583 100,750 50,375 151,126 75,563 226,690 113,345 340,036 170,018 85,009 255,028 127,514 63,757 191,272 95,636 47,818 23,909 71,728 35,864 17,932 8,966 4,483 13,450 6,725 20,176 10,088 5,044 2,522

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