1. Numbers
  2. Compare 19973 vs 20021

Compare 19973 vs 20021

Property1997320021
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199731200211
Prime factorization1997320021
Divisors count22
Divisors1, 199731, 20021
Number of properties66
Additive primes1048th1051st
Chen primes 1113th
Emirps627th 
Harmonic primes 822nd
Isolated primes1577th 
Primes2258th2264th
Pythagorean primes1123rd1126th
Sexy primes (1st member)692nd 
Twin primes (1st member) 343rd
Roman numberals  
Base 210011100000010121001110001101012
Base 31000101202310001101123
Base 4103200114103203114
Base 51114343511200415
Base 623224562324056
Base 711214271122417
Base 8470058470658
Base 9303529304159
Base 1019973102002110
Base 1114008111405111
Base 12b68512b70512
Base 13912513916113
Base 1473c914742114
Base 155db8155deb15
Base 164e05164e3516
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