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52203053 = 710769697
BaseRepresentation
bin1100011100100…
…0111000101101
310122020012010102
43013020320231
5101330444203
65102520445
71202501330
oct307107055
9118205112
1052203053
1127515a21
1215596125
13aa7a0a6
146d0c617
1548b2888
hex31c8e2d

52203053 has 8 divisors (see below), whose sum is σ = 60219072. Its totient is φ = 44326656.

The previous prime is 52203037. The next prime is 52203061. The reversal of 52203053 is 35030225.

52203053 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 52203053 - 24 = 52203037 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 (52203253) 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, 34100 + ... + 35597.

It is an arithmetic number, because the mean of its divisors is an integer number (7527384).

Almost surely, 252203053 is an apocalyptic number.

It is an amenable number.

52203053 is a deficient number, since it is larger than the sum of its proper divisors (8016019).

52203053 is a wasteful number, since it uses less digits than its factorization.

52203053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69811.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 52203053 is about 7225.1680257278. The cubic root of 52203053 is about 373.7363164679.

Adding to 52203053 its reverse (35030225), we get a palindrome (87233278).

The spelling of 52203053 in words is "fifty-two million, two hundred three thousand, fifty-three".

Divisors: 1 7 107 749 69697 487879 7457579 52203053