1. Numbers
  2. Compare 20947 vs 21013

Compare 20947 vs 21013

Property2094721013
Typeprimeprime
Unique factors11
Total factors11
Prime factorization209471210131
Prime factorization2094721013
Divisors count22
Divisors1, 209471, 21013
Number of properties313
Additive primes 1095th
Centered square primes 37th
Chen primes1160th 
Cousin primes (1st member) 358th
Harmonic primes 868th
Isolated primes1645th 
Lucky primes 384th
Primes2356th2363rd
Prime quadruplets (2nd member) 20th
Prime quintuplet 2s (2nd member) 7th
Prime triplets (1st member) 176th
Prime triplets (2nd member) 175th
Pythagorean primes 1174th
Sexy primes (1st member) 715th
Twin primes (2nd member) 358th
Roman numberals  
Base 210100011101001121010010000101012
Base 31001201211310012110213
Base 4110131034110201114
Base 51132242511330235
Base 624055162411416
Base 711503371151567
Base 8507238510258
Base 9316549317379
Base 1020947102101310
Base 1114813111487311
Base 121015712101b112
Base 1396c413974513
Base 1478c314792d14
Base 15631715635d15
Base 1651d316521516
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