1. Numbers
  2. Compare 821 vs 1427

Compare 821 vs 1427

Property8211427
Typeprimeprime
Unique factors11
Total factors11
Prime factorization821114271
Prime factorization8211427
Divisors count22
Divisors1, 8211, 1427
Number of properties1010
Additive primes75th 
Chen primes97th147th
Cousin primes (2nd member) 49th
Good primes40th54th
Happy primes 44th
Long primes50th 
Primes142nd225th
Prime quadruplets (1st member)5th 
Prime triplets (1st member)25th37th
Prime triplets (2nd member) 36th
Pythagorean primes69th 
Sexy primes (1st member)64th98th
Sexy prime triplets (1st member) 37th
Twin primes (1st member)32nd47th
Roman numberalsDCCCXXIMCDXXVII
Base 211001101012101100100112
Base 31010102312212123
Base 43031141121034
Base 5112415212025
Base 634456103356
Base 72252741067
Base 81465826238
Base 91112918559
Base 1082110142710
Base 1168711108811
Base 12585129ab12
Base 134b21385a13
Base 144291473d14
Base 1539b1565215
Base 163351659316
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