1. Numbers
  2. Compare 20809 vs 21011

Compare 20809 vs 21011

Property2080921011
Typeprimeprime
Unique factors11
Total factors11
Prime factorization208091210111
Prime factorization2080921011
Divisors count22
Divisors1, 208091, 21011
Number of properties512
Additive primes1091st1094th
Chen primes 1163rd
Happy primes 391st
Harmonic primes859th 
Long primes 897th
Primes2344th2362nd
Prime quadruplets (1st member) 20th
Prime quintuplet 2s (1st member) 7th
Prime triplets (1st member) 175th
Pythagorean primes1165th 
Sexy primes (1st member) 714th
Sexy prime triplets (1st member) 196th
Sophie germain primes 342nd
Twin primes (1st member) 358th
Twin primes (2nd member)355th 
Roman numberals  
Base 210100010100100121010010000100112
Base 31001112201310012110123
Base 4110110214110201034
Base 51131214511330215
Base 624020162411356
Base 711444571151547
Base 8505118510238
Base 9314819317359
Base 1020809102101110
Base 11146a8111487111
Base 121006112101ab12
Base 13961913974313
Base 14782514792b14
Base 15627415635b15
Base 16514916521316
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