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10801080065 = 510322739227
BaseRepresentation
bin10100000111100101…
…10110011100000001
31000212202010201101102
422003302312130001
5134110034030230
64543440344145
7531442444226
oct120362663401
930782121342
1010801080065
114642a23356
122115315055
13103195ab49
147466cd94d
1543339a045
hex283cb6701

10801080065 has 16 divisors (see below), whose sum is σ = 13094310528. Its totient is φ = 8552280576.

The previous prime is 10801080061. The next prime is 10801080079. The reversal of 10801080065 is 56008010801.

It is a cyclic number.

It is not a de Polignac number, because 10801080065 - 22 = 10801080061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10801080061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165982 + ... + 1175208.

It is an arithmetic number, because the mean of its divisors is an integer number (818394408).

Almost surely, 210801080065 is an apocalyptic number.

It is an amenable number.

10801080065 is a deficient number, since it is larger than the sum of its proper divisors (2293230463).

10801080065 is a wasteful number, since it uses less digits than its factorization.

10801080065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11608.

The product of its (nonzero) digits is 1920, while the sum is 29.

Adding to 10801080065 its reverse (56008010801), we get a palindrome (66809090866).

The spelling of 10801080065 in words is "ten billion, eight hundred one million, eighty thousand, sixty-five".

Divisors: 1 5 103 515 2273 9227 11365 46135 234119 950381 1170595 4751905 20972971 104864855 2160216013 10801080065