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52004030 = 2513400031
BaseRepresentation
bin1100011001100…
…0010010111110
310121212002010012
43012120102332
5101303112110
65054343222
71201012151
oct306302276
9117762105
1052004030
112739a441
12154bab12
13aa0a620
146c99c98
154873905
hex31984be

52004030 has 16 divisors (see below), whose sum is σ = 100808064. Its totient is φ = 19201440.

The previous prime is 52004023. The next prime is 52004053. The reversal of 52004030 is 3040025.

52004030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52003996 and 52004014.

It is a congruent number.

It is an unprimeable number.

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, 199886 + ... + 200145.

It is an arithmetic number, because the mean of its divisors is an integer number (6300504).

Almost surely, 252004030 is an apocalyptic number.

52004030 is a deficient number, since it is larger than the sum of its proper divisors (48804034).

52004030 is a wasteful number, since it uses less digits than its factorization.

52004030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400051.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 52004030 is about 7211.3819757381. The cubic root of 52004030 is about 373.2607577531.

Adding to 52004030 its reverse (3040025), we get a palindrome (55044055).

The spelling of 52004030 in words is "fifty-two million, four thousand, thirty", and thus it is an eban number.

Divisors: 1 2 5 10 13 26 65 130 400031 800062 2000155 4000310 5200403 10400806 26002015 52004030