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52030233 = 3216093593
BaseRepresentation
bin1100011001111…
…0101100011001
310121220102001200
43012132230121
5101304431413
65055104413
71201151433
oct306365431
9117812050
1052030233
11274080a2
1215512109
13aa19528
146ca5653
15487b573
hex319eb19

52030233 has 12 divisors (see below), whose sum is σ = 75222420. Its totient is φ = 34655616.

The previous prime is 52030211. The next prime is 52030247. The reversal of 52030233 is 33203025.

It can be written as a sum of positive squares in 2 ways, for example, as 37307664 + 14722569 = 6108^2 + 3837^2 .

It is not a de Polignac number, because 52030233 - 28 = 52029977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52030273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12685 + ... + 16277.

It is an arithmetic number, because the mean of its divisors is an integer number (6268535).

Almost surely, 252030233 is an apocalyptic number.

It is an amenable number.

52030233 is a deficient number, since it is larger than the sum of its proper divisors (23192187).

52030233 is a wasteful number, since it uses less digits than its factorization.

52030233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208 (or 5205 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 52030233 is about 7213.1985276991. The cubic root of 52030233 is about 373.3234382121.

Adding to 52030233 its reverse (33203025), we get a palindrome (85233258).

The spelling of 52030233 in words is "fifty-two million, thirty thousand, two hundred thirty-three".

Divisors: 1 3 9 1609 3593 4827 10779 14481 32337 5781137 17343411 52030233