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75320516 = 2220998971
BaseRepresentation
bin1000111110101…
…00110011000100
312020201200022202
410133110303010
5123240224031
611250214032
71603133225
oct437246304
9166650282
1075320516
1139575467
1221284318
13127b246b
14a00924c
15692c2cb
hex47d4cc4

75320516 has 12 divisors (see below), whose sum is σ = 131888400. Its totient is φ = 37638120.

The previous prime is 75320513. The next prime is 75320527. The reversal of 75320516 is 61502357.

It is not an unprimeable number, because it can be changed into a prime (75320513) 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, 3911 + ... + 12881.

It is an arithmetic number, because the mean of its divisors is an integer number (10990700).

Almost surely, 275320516 is an apocalyptic number.

It is an amenable number.

75320516 is a deficient number, since it is larger than the sum of its proper divisors (56567884).

75320516 is a wasteful number, since it uses less digits than its factorization.

75320516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11074 (or 11072 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 75320516 is about 8678.7393093698. The cubic root of 75320516 is about 422.3162203872.

The spelling of 75320516 in words is "seventy-five million, three hundred twenty thousand, five hundred sixteen".

Divisors: 1 2 4 2099 4198 8396 8971 17942 35884 18830129 37660258 75320516