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75364340 = 22512729671
BaseRepresentation
bin1000111110111…
…11011111110100
312020210220102212
410133133133310
5123243124330
611251152552
71603405052
oct437373764
9166726385
1075364340
11395a5387
12212a5758
13127c93ac
14a01b1d2
15693a295
hex47df7f4

75364340 has 24 divisors (see below), whose sum is σ = 159516672. Its totient is φ = 29907360.

The previous prime is 75364339. The next prime is 75364351. The reversal of 75364340 is 4346357.

It is a junction number, because it is equal to n+sod(n) for n = 75364297 and 75364306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12296 + ... + 17375.

It is an arithmetic number, because the mean of its divisors is an integer number (6646528).

Almost surely, 275364340 is an apocalyptic number.

It is an amenable number.

75364340 is an abundant number, since it is smaller than the sum of its proper divisors (84152332).

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

75364340 is a wasteful number, since it uses less digits than its factorization.

75364340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29807 (or 29805 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 75364340 is about 8681.2637328905. The cubic root of 75364340 is about 422.3981104163.

The spelling of 75364340 in words is "seventy-five million, three hundred sixty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 29671 59342 118684 148355 296710 593420 3768217 7536434 15072868 18841085 37682170 75364340