1. Numbers
  2. Compare 4001 vs 4009

Compare 4001 vs 4009

Property40014009
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization40011191 × 2111
Prime factorization400119 × 211
Divisors count24
Divisors1, 40011, 19, 211, 4009
Number of properties101
Additive primes282nd 
Chen primes321st 
Good primes95th 
Primes551st 
Prime triplets (1st member)72nd 
Pythagorean primes270th 
Semiprimes 1107th
Sexy primes (1st member)203rd 
Sexy prime quadrupletss (1st member)17th 
Sexy prime triplets (1st member)71st 
Twin primes (1st member)104th 
Roman numberalsMMMMIMMMMIX
Base 211111010000121111101010012
Base 3121110123121111113
Base 433220143322214
Base 511200151120145
Base 6303056303216
Base 7144447144557
Base 87641876518
Base 95435954449
Base 10400110400910
Base 11300811301511
Base 1223951223a112
Base 131a8a131a9513
Base 14165b14166514
Base 1512bb1512c415
Base 16fa116fa916
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