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52030053 = 333076277
BaseRepresentation
bin1100011001111…
…0101001100101
310121220101211000
43012132221211
5101304430203
65055103513
71201151055
oct306365145
9117811730
1052030053
1127407a49
1215511b99
13aa1941a
146ca5565
15487b4a3
hex319ea65

52030053 has 16 divisors (see below), whose sum is σ = 77344960. Its totient is φ = 34568208.

The previous prime is 52030051. The next prime is 52030057. The reversal of 52030053 is 35003025.

It is not a de Polignac number, because 52030053 - 21 = 52030051 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52030051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5151 + ... + 11427.

It is an arithmetic number, because the mean of its divisors is an integer number (4834060).

Almost surely, 252030053 is an apocalyptic number.

It is an amenable number.

52030053 is a deficient number, since it is larger than the sum of its proper divisors (25314907).

52030053 is a wasteful number, since it uses less digits than its factorization.

52030053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6593 (or 6587 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 52030053 is about 7213.1860505605. The cubic root of 52030053 is about 373.3230077041.

Adding to 52030053 its reverse (35003025), we get a palindrome (87033078).

The spelling of 52030053 in words is "fifty-two million, thirty thousand, fifty-three".

Divisors: 1 3 9 27 307 921 2763 6277 8289 18831 56493 169479 1927039 5781117 17343351 52030053