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93053521 = 1134924239
BaseRepresentation
bin1011000101111…
…10001001010001
320111002121102201
411202332021101
5142310203041
613122243201
72206641031
oct542761121
9214077381
1093053521
1148587540
12271b6501
1316380a72
14c5038c1
158281631
hex58be251

93053521 has 8 divisors (see below), whose sum is σ = 101808000. Its totient is φ = 84348240.

The previous prime is 93053509. The next prime is 93053533. The reversal of 93053521 is 12535039.

It is an interprime number because it is at equal distance from previous prime (93053509) and next prime (93053533).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-93053521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 93053521.

It is not an unprimeable number, because it can be changed into a prime (93053501) 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 7 ways as a sum of consecutive naturals, for example, 8281 + ... + 15958.

It is an arithmetic number, because the mean of its divisors is an integer number (12726000).

Almost surely, 293053521 is an apocalyptic number.

It is an amenable number.

93053521 is a deficient number, since it is larger than the sum of its proper divisors (8754479).

93053521 is a wasteful number, since it uses less digits than its factorization.

93053521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24599.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 93053521 is about 9646.4252964505. The cubic root of 93053521 is about 453.1523851923.

The spelling of 93053521 in words is "ninety-three million, fifty-three thousand, five hundred twenty-one".

Divisors: 1 11 349 3839 24239 266629 8459411 93053521