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13254257211 = 3131372480677
BaseRepresentation
bin11000101100000001…
…11110101000111011
31021012201020000210020
430112000332220323
5204121042212321
610031112421523
7646311220206
oct142600765073
937181200706
1013254257211
115691756688
12269a9a78a3
131332c75060
148da43293d
155289274c6
hex31603ea3b

13254257211 has 16 divisors (see below), whose sum is σ = 19170679584. Its totient is φ = 8096926464.

The previous prime is 13254257201. The next prime is 13254257249. The reversal of 13254257211 is 11275245231.

It is a happy number.

13254257211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13254257211 - 26 = 13254257147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13254257201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234996 + ... + 1245681.

It is an arithmetic number, because the mean of its divisors is an integer number (1198167474).

Almost surely, 213254257211 is an apocalyptic number.

13254257211 is a deficient number, since it is larger than the sum of its proper divisors (5916422373).

13254257211 is a wasteful number, since it uses less digits than its factorization.

13254257211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480830.

The product of its digits is 16800, while the sum is 33.

The spelling of 13254257211 in words is "thirteen billion, two hundred fifty-four million, two hundred fifty-seven thousand, two hundred eleven".

Divisors: 1 3 13 39 137 411 1781 5343 2480677 7442031 32248801 96746403 339852749 1019558247 4418085737 13254257211