2² × 5 × 17987

Prime Factor Structure

Factorization String 2^2 × 5 × 17987

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 755,496

Proper Divisor Sum 395,756

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #359731 ← → #359747

1 2 4 5 10 20 17,987 35,974 71,948 89,935 179,870 359,740

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

359,740 179,870 89,935 269,806 134,903 404,710 202,355 607,066 303,533 910,600 455,300 227,650 113,825 341,476 170,738 85,369 256,108 128,054 64,027 192,082 96,041 288,124 144,062 72,031 216,094 108,047 324,142 162,071 486,214 243,107 729,322 364,661 1,093,984 546,992 273,496 136,748 68,374 34,187 102,562 51,281 153,844 76,922 38,461 115,384 57,692 28,846 14,423 43,270 21,635 64,906 32,453 97,360 48,680 24,340 12,170 6,085 18,256 9,128 4,564 2,282

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