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75364044 = 2237897191
BaseRepresentation
bin1000111110111…
…11011011001100
312020210220000220
410133133123030
5123243122134
611251151340
71603404150
oct437373314
9166726026
1075364044
11395a5138
12212a5550
13127c9212
14a01b060
15693a149
hex47df6cc

75364044 has 24 divisors (see below), whose sum is σ = 200971008. Its totient is φ = 21532560.

The previous prime is 75364033. The next prime is 75364061. The reversal of 75364044 is 44046357.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 75363996 and 75364014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448512 + ... + 448679.

It is an arithmetic number, because the mean of its divisors is an integer number (8373792).

Almost surely, 275364044 is an apocalyptic number.

It is an amenable number.

75364044 is an abundant number, since it is smaller than the sum of its proper divisors (125606964).

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

75364044 is a wasteful number, since it uses less digits than its factorization.

75364044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897205 (or 897203 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 75364044 is about 8681.2466846646. The cubic root of 75364044 is about 422.3975574138.

The spelling of 75364044 in words is "seventy-five million, three hundred sixty-four thousand, forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 897191 1794382 2691573 3588764 5383146 6280337 10766292 12560674 18841011 25121348 37682022 75364044