1. Numbers
  2. Compare 9901 vs 10009

Compare 9901 vs 10009

Property990110009
Typeprimeprime
Unique factors11
Total factors11
Prime factorization99011100091
Prime factorization990110009
Divisors count22
Divisors1, 99011, 10009
Number of properties77
Additive primes585th 
Centered decagonal primes26th 
Chen primes630th 
Emirps 242nd
Happy primes 201st
Isolated primes814th 
Lucky primes 212th
Primes1221st1231st
Pythagorean primes605th610th
Sexy primes (1st member)409th 
Super primes 202nd
Twin primes (2nd member) 206th
Roman numberals  
Base 2100110101011012100111000110012
Base 311112020131112012013
Base 42122231421301214
Base 530410153100145
Base 611350161142016
Base 7406037411167
Base 8232558234318
Base 9145219146519
Base 109901101000910
Base 11749111757a11
Base 12589112596112
Base 13467813472c13
Base 14387314390d14
Base 152e01152e7415
Base 1626ad16271916
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