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10800044905 = 513433864059
BaseRepresentation
bin10100000111011101…
…11001101101101001
31000212200012010102011
422003232321231221
5134104302414110
64543402235521
7531430603246
oct120356715551
930780163364
1010800044905
114642386651
122114ab5ba1
131031687920
147465005cd
1543324348a
hex283bb9b69

10800044905 has 16 divisors (see below), whose sum is σ = 14281565760. Its totient is φ = 7789940928.

The previous prime is 10800044873. The next prime is 10800044951. The reversal of 10800044905 is 50944000801.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10800044905 - 25 = 10800044873 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1929235 + ... + 1934824.

It is an arithmetic number, because the mean of its divisors is an integer number (892597860).

Almost surely, 210800044905 is an apocalyptic number.

It is an amenable number.

10800044905 is a deficient number, since it is larger than the sum of its proper divisors (3481520855).

10800044905 is a wasteful number, since it uses less digits than its factorization.

10800044905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864120.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 10800044905 in words is "ten billion, eight hundred million, forty-four thousand, nine hundred five".

Divisors: 1 5 13 43 65 215 559 2795 3864059 19320295 50232767 166154537 251163835 830772685 2160008981 10800044905