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13248886906 = 28077982007
BaseRepresentation
bin11000101011011000…
…11111100001111010
31021012100010012010001
430111230133201322
5204113203340111
610030401343214
7646214452303
oct142554374172
937170105101
1013248886906
115689718912
122699037b0a
131331b14868
148d98357aa
155282161c1
hex315b1f87a

13248886906 has 8 divisors (see below), whose sum is σ = 19873818720. Its totient is φ = 6624280668.

The previous prime is 13248886897. The next prime is 13248886921. The reversal of 13248886906 is 60968884231.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120555 + ... + 202561.

It is an arithmetic number, because the mean of its divisors is an integer number (2484227340).

Almost surely, 213248886906 is an apocalyptic number.

13248886906 is a deficient number, since it is larger than the sum of its proper divisors (6624931814).

13248886906 is an equidigital number, since it uses as much as digits as its factorization.

13248886906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162788.

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 13248886906 in words is "thirteen billion, two hundred forty-eight million, eight hundred eighty-six thousand, nine hundred six".

Divisors: 1 2 80779 82007 161558 164014 6624443453 13248886906