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13303123111 = 231999289343
BaseRepresentation
bin11000110001110110…
…11000110010100111
31021100010011200012101
430120323120302213
5204221044414421
610040020032531
7650443452325
oct143073306247
937303150171
1013303123111
1157072a2323
1226b3232747
1313401241a5
14902b12d15
1552cd7b191
hex318ed8ca7

13303123111 has 8 divisors (see below), whose sum is σ = 13888512000. Its totient is φ = 12718316952.

The previous prime is 13303123073. The next prime is 13303123123. The reversal of 13303123111 is 11132130331.

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 13303123111 - 27 = 13303122983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13303123181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98695 + ... + 190648.

It is an arithmetic number, because the mean of its divisors is an integer number (1736064000).

Almost surely, 213303123111 is an apocalyptic number.

13303123111 is a deficient number, since it is larger than the sum of its proper divisors (585388889).

13303123111 is a wasteful number, since it uses less digits than its factorization.

13303123111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291365.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 13303123111 its reverse (11132130331), we get a palindrome (24435253442).

The spelling of 13303123111 in words is "thirteen billion, three hundred three million, one hundred twenty-three thousand, one hundred eleven".

Divisors: 1 23 1999 45977 289343 6654889 578396657 13303123111