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1233110013 = 31945234783
BaseRepresentation
bin100100101111111…
…1100001111111101
310011221022110221020
41021133330033331
510011134010023
6322205454353
742362155632
oct11137741775
93157273836
101233110013
11583070893
122a4b713b9
13168617bc5
14b9aac189
15733cade3
hex497fc3fd

1233110013 has 16 divisors (see below), whose sum is σ = 1731425280. Its totient is φ = 778471344.

The previous prime is 1233109993. The next prime is 1233110027. The reversal of 1233110013 is 3100113321.

It is not a de Polignac number, because 1233110013 - 212 = 1233105917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233109974 and 1233110001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233110083) 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, 255420 + ... + 260202.

It is an arithmetic number, because the mean of its divisors is an integer number (108214080).

Almost surely, 21233110013 is an apocalyptic number.

It is an amenable number.

1233110013 is a deficient number, since it is larger than the sum of its proper divisors (498315267).

1233110013 is a wasteful number, since it uses less digits than its factorization.

1233110013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9328.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1233110013 is about 35115.6662047013. Note that the first 3 decimals coincide. The cubic root of 1233110013 is about 1072.3435438826.

Adding to 1233110013 its reverse (3100113321), we get a palindrome (4333223334).

The spelling of 1233110013 in words is "one billion, two hundred thirty-three million, one hundred ten thousand, thirteen".

Divisors: 1 3 19 57 4523 4783 13569 14349 85937 90877 257811 272631 21633509 64900527 411036671 1233110013