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8930618345 = 511755921481
BaseRepresentation
bin10000101000100111…
…00110101111101001
3212001101112102021102
420110103212233221
5121242214241340
64034102051145
7434211001115
oct102423465751
925041472242
108930618345
113873112820
121892a19ab5
13ac429a06c
1460a114745
15374074215
hex2144e6be9

8930618345 has 16 divisors (see below), whose sum is σ = 11693082240. Its totient is φ = 6493833600.

The previous prime is 8930618341. The next prime is 8930618377. The reversal of 8930618345 is 5438160398.

8930618345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8930618345 - 22 = 8930618341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8930618345.

It is not an unprimeable number, because it can be changed into a prime (8930618341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405005 + ... + 426485.

It is an arithmetic number, because the mean of its divisors is an integer number (730817640).

Almost surely, 28930618345 is an apocalyptic number.

It is an amenable number.

8930618345 is a deficient number, since it is larger than the sum of its proper divisors (2762463895).

8930618345 is a wasteful number, since it uses less digits than its factorization.

8930618345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29056.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 8930618345 is about 94501.9488952477. The cubic root of 8930618345 is about 2074.7248559549.

The spelling of 8930618345 in words is "eight billion, nine hundred thirty million, six hundred eighteen thousand, three hundred forty-five".

Divisors: 1 5 11 55 7559 21481 37795 83149 107405 236291 415745 1181455 162374879 811874395 1786123669 8930618345