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42244003 is a prime number
BaseRepresentation
bin1010000100100…
…1011110100011
32221111012212201
42201021132203
541303302003
64105234031
71022032234
oct241113643
987435781
1042244003
11219335aa
1212192917
1389a1069
14587908b
153a96b1d
hex28497a3

42244003 has 2 divisors, whose sum is σ = 42244004. Its totient is φ = 42244002.

The previous prime is 42244001. The next prime is 42244009. The reversal of 42244003 is 30044224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42244003 - 21 = 42244001 is a prime.

Together with 42244001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42244001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122001 + 21122002.

It is an arithmetic number, because the mean of its divisors is an integer number (21122002).

Almost surely, 242244003 is an apocalyptic number.

42244003 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244003 is an equidigital number, since it uses as much as digits as its factorization.

42244003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 42244003 is about 6499.5386759369. The cubic root of 42244003 is about 348.2745087106.

Adding to 42244003 its reverse (30044224), we get a palindrome (72288227).

The spelling of 42244003 in words is "forty-two million, two hundred forty-four thousand, three".