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52013203 = 1119248867
BaseRepresentation
bin1100011001101…
…0100010010011
310121212112200221
43012122202103
5101303410303
65054453511
71201050664
oct306324223
9117775627
1052013203
11273a6320
1215504297
13aa11858
146c9d36b
1548764bd
hex319a893

52013203 has 8 divisors (see below), whose sum is σ = 59728320. Its totient is φ = 44795880.

The previous prime is 52013201. The next prime is 52013207. The reversal of 52013203 is 30231025.

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 52013203 - 21 = 52013201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52013201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124225 + ... + 124642.

It is an arithmetic number, because the mean of its divisors is an integer number (7466040).

Almost surely, 252013203 is an apocalyptic number.

52013203 is a deficient number, since it is larger than the sum of its proper divisors (7715117).

52013203 is a wasteful number, since it uses less digits than its factorization.

52013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248897.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 52013203 is about 7212.0179561618. The cubic root of 52013203 is about 373.2827029731.

Adding to 52013203 its reverse (30231025), we get a palindrome (82244228).

The spelling of 52013203 in words is "fifty-two million, thirteen thousand, two hundred three".

Divisors: 1 11 19 209 248867 2737537 4728473 52013203