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45039902 = 21711031201
BaseRepresentation
bin1010101111010…
…0000100011110
310010202021010112
42223310010132
543012234102
64245210022
71054555445
oct253640436
9103667115
1045039902
1123473166
1213100912
13943c83b
145da5d5c
153e4a252
hex2af411e

45039902 has 16 divisors (see below), whose sum is σ = 71658432. Its totient is φ = 21158400.

The previous prime is 45039889. The next prime is 45039941. The reversal of 45039902 is 20993054.

45039902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 36902 + ... + 38102.

It is an arithmetic number, because the mean of its divisors is an integer number (4478652).

Almost surely, 245039902 is an apocalyptic number.

45039902 is a deficient number, since it is larger than the sum of its proper divisors (26618530).

45039902 is a wasteful number, since it uses less digits than its factorization.

45039902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 45039902 is about 6711.1773929766. The cubic root of 45039902 is about 355.7944306178.

The spelling of 45039902 in words is "forty-five million, thirty-nine thousand, nine hundred two".