31 × 20959

Prime Factor Structure

Factorization String 31 × 20959

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 670,720

Proper Divisor Sum 20,991

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #649717 ← → #649739

1 31 20,959 649,729

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

649,729 1,949,188 974,594 487,297 1,461,892 730,946 365,473 1,096,420 548,210 274,105 822,316 411,158 205,579 616,738 308,369 925,108 462,554 231,277 693,832 346,916 173,458 86,729 260,188 130,094 65,047 195,142 97,571 292,714 146,357 439,072 219,536 109,768 54,884 27,442 13,721 41,164 20,582 10,291 30,874 15,437 46,312 23,156 11,578 5,789 17,368 8,684 4,342 2,171 6,514 3,257 9,772 4,886 2,443 7,330 3,665 10,996 5,498 2,749 8,248 4,124

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