2 × 5 × 41 × 53

Prime Factor Structure

Factorization String 2 × 5 × 41 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 40,824

Proper Divisor Sum 19,094

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #21727 ← → #21737

1 2 5 10 41 53 82 106 205 265 410 530 2,173 4,346 10,865 21,730

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

21,730 10,865 32,596 16,298 8,149 24,448 12,224 6,112 3,056 1,528 764 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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