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45049074 = 2377115107
BaseRepresentation
bin1010101111011…
…0010011110010
310010202201201020
42223312103302
543013032244
64245320310
71054624260
oct253662362
9103681636
1045049074
112347a044
1213106096
139443a75
145da9430
153e4cd19
hex2af64f2

45049074 has 32 divisors (see below), whose sum is σ = 104426496. Its totient is φ = 12689040.

The previous prime is 45049073. The next prime is 45049087. The reversal of 45049074 is 47094054.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45049073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4572 + ... + 10535.

It is an arithmetic number, because the mean of its divisors is an integer number (3263328).

Almost surely, 245049074 is an apocalyptic number.

45049074 is an abundant number, since it is smaller than the sum of its proper divisors (59377422).

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

45049074 is a wasteful number, since it uses less digits than its factorization.

45049074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15190.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 45049074 is about 6711.8606958130. The cubic root of 45049074 is about 355.8185805003.

The spelling of 45049074 in words is "forty-five million, forty-nine thousand, seventy-four".

Divisors: 1 2 3 6 7 14 21 42 71 142 213 426 497 994 1491 2982 15107 30214 45321 90642 105749 211498 317247 634494 1072597 2145194 3217791 6435582 7508179 15016358 22524537 45049074