2 × 129629

Prime Factor Structure

Factorization String 2 × 129629

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 388,890

Proper Divisor Sum 129,632

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #259229 ← → #259271

1 2 129,629 259,258

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

259,258 129,629 388,888 194,444 97,222 48,611 145,834 72,917 218,752 109,376 54,688 27,344 13,672 6,836 3,418 1,709 5,128 2,564 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52

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