31 × 13721

Prime Factor Structure

Factorization String 31 × 13721

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 439,104

Proper Divisor Sum 13,753

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #425333 ← → #425363

1 31 13,721 425,351

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

425,351 1,276,054 638,027 1,914,082 957,041 2,871,124 1,435,562 717,781 2,153,344 1,076,672 538,336 269,168 134,584 67,292 33,646 16,823 50,470 25,235 75,706 37,853 113,560 56,780 28,390 14,195 42,586 21,293 63,880 31,940 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76

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