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53368105 = 572217829
BaseRepresentation
bin1100101110010…
…1010100101001
310201102101021111
43023211110221
5102130234410
65143510321
71215423100
oct313452451
9121371244
1053368105
112814127a
1215a583a1
13b09747b
147133037
154a42b8a
hex32e5529

53368105 has 12 divisors (see below), whose sum is σ = 74497860. Its totient is φ = 36595104.

The previous prime is 53368103. The next prime is 53368153. The reversal of 53368105 is 50186335.

53368105 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 17464041 + 35904064 = 4179^2 + 5992^2 .

It is not a de Polignac number, because 53368105 - 21 = 53368103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53368103) by changing a digit.

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, 108670 + ... + 109159.

It is an arithmetic number, because the mean of its divisors is an integer number (6208155).

Almost surely, 253368105 is an apocalyptic number.

It is an amenable number.

53368105 is a deficient number, since it is larger than the sum of its proper divisors (21129755).

53368105 is a wasteful number, since it uses less digits than its factorization.

53368105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217848 (or 217841 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 53368105 is about 7305.3476987752. The cubic root of 53368105 is about 376.4961972589.

The spelling of 53368105 in words is "fifty-three million, three hundred sixty-eight thousand, one hundred five".

Divisors: 1 5 7 35 49 245 217829 1089145 1524803 7624015 10673621 53368105