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53391848 = 236673981
BaseRepresentation
bin1100101110101…
…1000111101000
310201110120211212
43023223013220
5102132014343
65144212252
71215552236
oct313530750
9121416755
1053391848
11281580a4
1215a6a088
13b0a5213
14713b956
154a49c18
hex32eb1e8

53391848 has 8 divisors (see below), whose sum is σ = 100109730. Its totient is φ = 26695920.

The previous prime is 53391817. The next prime is 53391869. The reversal of 53391848 is 84819335.

It can be written as a sum of positive squares in only one way, i.e., 53260804 + 131044 = 7298^2 + 362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336983 + ... + 3336998.

Almost surely, 253391848 is an apocalyptic number.

It is an amenable number.

53391848 is a deficient number, since it is larger than the sum of its proper divisors (46717882).

53391848 is a wasteful number, since it uses less digits than its factorization.

53391848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673987 (or 6673983 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 53391848 is about 7306.9725605068. The cubic root of 53391848 is about 376.5520222620.

The spelling of 53391848 in words is "fifty-three million, three hundred ninety-one thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 6673981 13347962 26695924 53391848