1. Numbers
  2. Compare 2 vs 45

Compare 2 vs 45

Property245
Typeprimecomposite number
Unique factors12
Total factors13
Prime factorization2132 × 51
Prime factorization23 × 3 × 5
Divisors count26
Divisors1, 21, 3, 5, 9, 15, 45
Number of properties260
Additive primes1st 
Bell primes1st 
Chen primes1st 
Class 1+ primes1st 
Dihedral primes1st 
Euclid primes1st 
Factorial primes1st 
Fibonacci primes1st 
Isolated primes1st 
Kynea primes1st 
Left-truncatable primes1st 
Lucas primes1st 
Mills primes1st 
Multiplicative primes1st 
Palindromic primes1st 
Pierpont primes1st 
Pierpont primes of the 2nd kind1st 
Primes1st 
Quartan primes1st 
Restricted left-truncatable primes1st 
Right-truncatable primes1st 
Sophie germain primes1st 
Thabit primes1st 
Two-sided primes1st 
Ulam primes1st 
Wedderburn-etherington primes1st 
Roman numberalsIIXLV
Base 21021011012
Base 32312003
Base 4242314
Base 5251405
Base 6261136
Base 727637
Base 828558
Base 929509
Base 102104510
Base 112114111
Base 122123912
Base 132133613
Base 142143314
Base 152153015
Base 162162d16
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