2³ × 157 × 311

Prime Factor Structure

Factorization String 2^3 × 157 × 311

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 739,440

Proper Divisor Sum 348,824

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #390581 ← → #390647

1 2 4 8 157 311 314 622 628 1,244 1,256 2,488 48,827 97,654 195,308 390,616

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

390,616 195,308 97,654 48,827 146,482 73,241 219,724 109,862 54,931 164,794 82,397 247,192 123,596 61,798 30,899 92,698 46,349 139,048 69,524 34,762 17,381 52,144 26,072 13,036 6,518 3,259 9,778 4,889 14,668 7,334 3,667 11,002 5,501 16,504 8,252 4,126 2,063 6,190 3,095 9,286 4,643 13,930 6,965 20,896 10,448 5,224 2,612 1,306 653 1,960 980 490 245 736 368 184 92 46 23 70

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