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13133812906 = 222329448011
BaseRepresentation
bin11000011101101011…
…00001010010101010
31020220022120211021001
430032311201102222
5203344224003111
610011131105214
7643316365504
oct141665412252
936808524231
1013133812906
11562a771035
1226665a220a
131314023b36
148c843cd74
1551d0851c1
hex30ed614aa

13133812906 has 8 divisors (see below), whose sum is σ = 19789064064. Its totient is φ = 6537458220.

The previous prime is 13133812877. The next prime is 13133812921. The reversal of 13133812906 is 60921833131.

13133812906 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14723560 + ... + 14724451.

It is an arithmetic number, because the mean of its divisors is an integer number (2473633008).

Almost surely, 213133812906 is an apocalyptic number.

13133812906 is a deficient number, since it is larger than the sum of its proper divisors (6655251158).

13133812906 is a wasteful number, since it uses less digits than its factorization.

13133812906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29448236.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 13133812906 in words is "thirteen billion, one hundred thirty-three million, eight hundred twelve thousand, nine hundred six".

Divisors: 1 2 223 446 29448011 58896022 6566906453 13133812906