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52000033 = 2318112491
BaseRepresentation
bin1100011001011…
…1010100100001
310121211212122011
43012113110201
5101303000113
65054312521
71200664411
oct306272441
9117755564
1052000033
1127397438
12154b8741
13aa08867
146c98641
15487263d
hex3197521

52000033 has 8 divisors (see below), whose sum is σ = 54565056. Its totient is φ = 49460400.

The previous prime is 52000031. The next prime is 52000043. The reversal of 52000033 is 33000025.

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 52000033 - 21 = 52000031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51999977 and 52000022.

It is not an unprimeable number, because it can be changed into a prime (52000031) 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, 2083 + ... + 10408.

It is an arithmetic number, because the mean of its divisors is an integer number (6820632).

Almost surely, 252000033 is an apocalyptic number.

It is an amenable number.

52000033 is a deficient number, since it is larger than the sum of its proper divisors (2565023).

52000033 is a wasteful number, since it uses less digits than its factorization.

52000033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12695.

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 52000033 is about 7211.1048390659. The cubic root of 52000033 is about 373.2511946387.

Adding to 52000033 its reverse (33000025), we get a palindrome (85000058).

The spelling of 52000033 in words is "fifty-two million, thirty-three", and thus it is an aban number and an uban number.

Divisors: 1 23 181 4163 12491 287293 2260871 52000033