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45145626 = 237524271
BaseRepresentation
bin1010110000110…
…1111000011010
310010221122011020
42230031320122
543024130001
64251343310
71055505621
oct254157032
9103848136
1045145626
1123535639
1213151b36
1394789b6
145dd26b8
153e6b736
hex2b0de1a

45145626 has 8 divisors (see below), whose sum is σ = 90291264. Its totient is φ = 15048540.

The previous prime is 45145567. The next prime is 45145627. The reversal of 45145626 is 62654154.

45145626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

45145626 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45145627) 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 3 ways as a sum of consecutive naturals, for example, 3762130 + ... + 3762141.

It is an arithmetic number, because the mean of its divisors is an integer number (11286408).

Almost surely, 245145626 is an apocalyptic number.

45145626 is the 4250-th centered pentagonal number.

45145626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45145626 is a wasteful number, since it uses less digits than its factorization.

45145626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7524276.

The product of its digits is 28800, while the sum is 33.

The square root of 45145626 is about 6719.0494863485. The cubic root of 45145626 is about 356.0726033380.

The spelling of 45145626 in words is "forty-five million, one hundred forty-five thousand, six hundred twenty-six".

Divisors: 1 2 3 6 7524271 15048542 22572813 45145626