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57300053 = 71821983
BaseRepresentation
bin1101101010010…
…1010001010101
310222211010220012
43122211101111
5104132100203
65404050005
71264020356
oct332452125
9128733805
1057300053
112a387418
1217233905
13bb43075
147877d2d
15506cbd8
hex36a5455

57300053 has 8 divisors (see below), whose sum is σ = 58237056. Its totient is φ = 56366800.

The previous prime is 57300041. The next prime is 57300071. The reversal of 57300053 is 35000375.

57300053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 57300053 - 26 = 57299989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57300253) 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, 57800 + ... + 58782.

It is an arithmetic number, because the mean of its divisors is an integer number (7279632).

Almost surely, 257300053 is an apocalyptic number.

It is an amenable number.

57300053 is a deficient number, since it is larger than the sum of its proper divisors (937003).

57300053 is an equidigital number, since it uses as much as digits as its factorization.

57300053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875.

The product of its (nonzero) digits is 1575, while the sum is 23.

The square root of 57300053 is about 7569.6798479196. The cubic root of 57300053 is about 385.5242265618.

The spelling of 57300053 in words is "fifty-seven million, three hundred thousand, fifty-three".

Divisors: 1 71 821 983 58291 69793 807043 57300053