1. Numbers
  2. Compare 821 vs 822

Compare 821 vs 822

Property821822
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization821121 × 31 × 1371
Prime factorization8212 × 3 × 137
Divisors count28
Divisors1, 8211, 2, 3, 6, 137, 274, 411, 822
Number of properties100
Additive primes75th 
Chen primes97th 
Good primes40th 
Long primes50th 
Primes142nd 
Prime quadruplets (1st member)5th 
Prime triplets (1st member)25th 
Pythagorean primes69th 
Sexy primes (1st member)64th 
Twin primes (1st member)32nd 
Roman numberalsDCCCXXIDCCCXXII
Base 21100110101211001101102
Base 31010102310101103
Base 4303114303124
Base 5112415112425
Base 63445634506
Base 72252722537
Base 81465814668
Base 91112911139
Base 108211082210
Base 116871168811
Base 125851258612
Base 134b2134b313
Base 144291442a14
Base 1539b1539c15
Base 163351633616
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