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52104105 = 3251157869
BaseRepresentation
bin1100011011000…
…0101110101001
310122001011101200
43012300232221
5101314312410
65100434413
71201610004
oct306605651
9118034350
1052104105
1127458649
1215548a09
13aa44041
146cc453b
1548933c0
hex31b0ba9

52104105 has 12 divisors (see below), whose sum is σ = 90313860. Its totient is φ = 27788832.

The previous prime is 52104077. The next prime is 52104113. The reversal of 52104105 is 50140125.

52104105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9018009 + 43086096 = 3003^2 + 6564^2 .

It is not a de Polignac number, because 52104105 - 215 = 52071337 is a prime.

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 578890 + ... + 578979.

It is an arithmetic number, because the mean of its divisors is an integer number (7526155).

Almost surely, 252104105 is an apocalyptic number.

It is an amenable number.

52104105 is a deficient number, since it is larger than the sum of its proper divisors (38209755).

52104105 is a wasteful number, since it uses less digits than its factorization.

52104105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157880 (or 1157877 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 52104105 is about 7218.3173246956. The cubic root of 52104105 is about 373.5000349457.

The spelling of 52104105 in words is "fifty-two million, one hundred four thousand, one hundred five".

Divisors: 1 3 5 9 15 45 1157869 3473607 5789345 10420821 17368035 52104105