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57800053 is a prime number
BaseRepresentation
bin1101110001111…
…1010101110101
311000202112202201
43130133111311
5104244100203
65422504501
71301202163
oct334372565
9130675681
1057800053
112a699043
1217435131
13bc8981c
147968233
15511ae1d
hex371f575

57800053 has 2 divisors, whose sum is σ = 57800054. Its totient is φ = 57800052.

The previous prime is 57800047. The next prime is 57800059. The reversal of 57800053 is 35000875.

It is a balanced prime because it is at equal distance from previous prime (57800047) and next prime (57800059).

It can be written as a sum of positive squares in only one way, i.e., 56220004 + 1580049 = 7498^2 + 1257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57800053 is a prime.

It is a super-2 number, since 2×578000532 = 6681692253605618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57799994 and 57800030.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57800059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28900026 + 28900027.

It is an arithmetic number, because the mean of its divisors is an integer number (28900027).

Almost surely, 257800053 is an apocalyptic number.

It is an amenable number.

57800053 is a deficient number, since it is larger than the sum of its proper divisors (1).

57800053 is an equidigital number, since it uses as much as digits as its factorization.

57800053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 57800053 is about 7602.6346091339. The cubic root of 57800053 is about 386.6423414972.

The spelling of 57800053 in words is "fifty-seven million, eight hundred thousand, fifty-three".