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45222239 is a prime number
BaseRepresentation
bin1010110010000…
…0100101011111
310011002112020202
42230200211133
543034102424
64253134115
71056245156
oct254404537
9104075222
1045222239
1123588157
121318a33b
1394a482a
14601259d
153e842ae
hex2b2095f

45222239 has 2 divisors, whose sum is σ = 45222240. Its totient is φ = 45222238.

The previous prime is 45222187. The next prime is 45222257. The reversal of 45222239 is 93222254.

45222239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45222239 - 28 = 45221983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45222539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22611119 + 22611120.

It is an arithmetic number, because the mean of its divisors is an integer number (22611120).

Almost surely, 245222239 is an apocalyptic number.

45222239 is a deficient number, since it is larger than the sum of its proper divisors (1).

45222239 is an equidigital number, since it uses as much as digits as its factorization.

45222239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 45222239 is about 6724.7482480759. The cubic root of 45222239 is about 356.2739102040.

The spelling of 45222239 in words is "forty-five million, two hundred twenty-two thousand, two hundred thirty-nine".