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45292770 = 237519109
BaseRepresentation
bin1010110011000…
…1110011100010
310011020010000000
42230301303202
543043332040
64254440430
71056660615
oct254616342
9104203000
1045292770
1123626146
1213203116
1394ca973
14603017c
153e9a130
hex2b31ce2

45292770 has 128 divisors (see below), whose sum is σ = 129888000. Its totient is φ = 11337408.

The previous prime is 45292759. The next prime is 45292771. The reversal of 45292770 is 7729254.

45292770 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 not an unprimeable number, because it can be changed into a prime (45292771) 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 in 63 ways as a sum of consecutive naturals, for example, 415476 + ... + 415584.

It is an arithmetic number, because the mean of its divisors is an integer number (1014750).

Almost surely, 245292770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45292770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64944000).

45292770 is an abundant number, since it is smaller than the sum of its proper divisors (84595230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45292770 is a wasteful number, since it uses less digits than its factorization.

45292770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 45292770 is about 6729.9903417464. The cubic root of 45292770 is about 356.4590352161.

The spelling of 45292770 in words is "forty-five million, two hundred ninety-two thousand, seven hundred seventy".