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23065055 = 513354847
BaseRepresentation
bin101011111111…
…1000111011111
31121101211022022
41113333013133
521401040210
62142210355
7400023026
oct127770737
947354268
1023065055
1112024132
1278839bb
134a17580
1430c58bd
152059155
hex15ff1df

23065055 has 8 divisors (see below), whose sum is σ = 29807232. Its totient is φ = 17032608.

The previous prime is 23065019. The next prime is 23065087. The reversal of 23065055 is 55056032.

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 23065055 - 28 = 23064799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177359 + ... + 177488.

It is an arithmetic number, because the mean of its divisors is an integer number (3725904).

Almost surely, 223065055 is an apocalyptic number.

23065055 is a deficient number, since it is larger than the sum of its proper divisors (6742177).

23065055 is a wasteful number, since it uses less digits than its factorization.

23065055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354865.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 23065055 is about 4802.6091866818. The cubic root of 23065055 is about 284.6545727820.

The spelling of 23065055 in words is "twenty-three million, sixty-five thousand, fifty-five".

Divisors: 1 5 13 65 354847 1774235 4613011 23065055