Compare 163991 vs 163995

Property163991163995
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization163991131 × 51 × 131 × 292
Prime factorization1639913 × 5 × 13 × 29 × 29
Divisors count224
Divisors1, 1639911, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 841, 1131, 1885, 2523, 4205, 5655, 10933, 12615, 32799, 54665, 163995
Number of properties90
Additive primes6148th 
Chen primes6398th 
Cousin primes (2nd member)1811th 
Primes15014th 
Prime triplets (1st member)717th 
Prime triplets (2nd member)716th 
Sexy primes (1st member)3637th 
Sophie germain primes1752nd 
Twin primes (1st member)1838th 
Roman numberals  
Base 210100000001001011121010000000100110112
Base 3220222212023220222212203
Base 422000211342200021234
Base 5202214315202214405
Base 63303115633031236
Base 71252052712520567
Base 850022785002338
Base 926885292688569
Base 101639911016399510
Base 111022331110223711
Base 127aa9b127aaa312
Base 1359849135985013
Base 1443a991443a9d14
Base 15338cb15338d015
Base 1628097162809b16
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