1. Numbers
  2. Compare 28404 vs 28409

Compare 28404 vs 28409

Property2840428409
Typecomposite numberprime
Unique factors31
Total factors61
Prime factorization22 × 33 × 2631284091
Prime factorization2 × 2 × 3 × 3 × 3 × 26328409
Divisors count242
Divisors1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 789, 1052, 1578, 2367, 3156, 4734, 7101, 9468, 14202, 284041, 28409
Number of properties06
Additive primes 1413th
Chen primes 1504th
Primes 3091st
Pythagorean primes 1538th
Sexy primes (2nd member) 909th
Twin primes (1st member) 453rd
Roman numberals  
Base 211011101111010021101110111110012
Base 31102222000311022220123
Base 4123233104123233214
Base 51402104514021145
Base 633530063353056
Base 714554571455537
Base 8673648673718
Base 9428609428659
Base 1028404102840910
Base 111a382111a38711
Base 1214530121453512
Base 13cc0c13cc1413
Base 14a4cc14a4d314
Base 15863915863e15
Base 166ef4166ef916
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