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45288308 = 2213870929
BaseRepresentation
bin1010110011000…
…0101101110100
310011012212212202
42230300231310
543043211213
64254404032
71056641612
oct254605564
9104185782
1045288308
112362285a
1213200618
1394c8920
14602c6b2
153e98b58
hex2b30b74

45288308 has 12 divisors (see below), whose sum is σ = 85351140. Its totient is φ = 20902272.

The previous prime is 45288281. The next prime is 45288317. The reversal of 45288308 is 80388254.

45288308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10099684 + 35188624 = 3178^2 + 5932^2 .

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 3 ways as a sum of consecutive naturals, for example, 435413 + ... + 435516.

It is an arithmetic number, because the mean of its divisors is an integer number (7112595).

Almost surely, 245288308 is an apocalyptic number.

It is an amenable number.

45288308 is a deficient number, since it is larger than the sum of its proper divisors (40062832).

45288308 is a wasteful number, since it uses less digits than its factorization.

45288308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870946 (or 870944 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 45288308 is about 6729.6588323629. The cubic root of 45288308 is about 356.4473293563.

The spelling of 45288308 in words is "forty-five million, two hundred eighty-eight thousand, three hundred eight".

Divisors: 1 2 4 13 26 52 870929 1741858 3483716 11322077 22644154 45288308