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102412113404 = 2240163847951
BaseRepresentation
bin101111101100000111…
…1001101010111111100
3100210100021110101210012
41133120033031113330
53134220000112104
6115014131002352
710253603413046
oct1373017152774
9323307411705
10102412113404
113a483a71657
1217a217393b8
139871479b93
144d57554a96
1529e5da4d6e
hex17d83cd5fc

102412113404 has 12 divisors (see below), whose sum is σ = 179668136928. Its totient is φ = 51078360000.

The previous prime is 102412113403. The next prime is 102412113407. The reversal of 102412113404 is 404311214201.

It is a self number, because there is not a number n which added to its sum of digits gives 102412113404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102412113403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31922372 + ... + 31925579.

It is an arithmetic number, because the mean of its divisors is an integer number (14972344744).

Almost surely, 2102412113404 is an apocalyptic number.

It is an amenable number.

102412113404 is a deficient number, since it is larger than the sum of its proper divisors (77256023524).

102412113404 is a wasteful number, since it uses less digits than its factorization.

102412113404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63848356 (or 63848354 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 102412113404 its reverse (404311214201), we get a palindrome (506723327605).

The spelling of 102412113404 in words is "one hundred two billion, four hundred twelve million, one hundred thirteen thousand, four hundred four".

Divisors: 1 2 4 401 802 1604 63847951 127695902 255391804 25603028351 51206056702 102412113404