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13379599748 = 223790402701
BaseRepresentation
bin11000111010111110…
…00111110110000100
31021112110002002102102
430131133013312010
5204400134142443
610051351131232
7652362502304
oct143537076604
937473062372
1013379599748
115746487359
122714973b18
131352c1c938
1490cd3d604
15534935cb8
hex31d7c7d84

13379599748 has 12 divisors (see below), whose sum is σ = 24047118732. Its totient is φ = 6508994400.

The previous prime is 13379599747. The next prime is 13379599763. The reversal of 13379599748 is 84799597331.

It can be written as a sum of positive squares in 2 ways, for example, as 5720199424 + 7659400324 = 75632^2 + 87518^2 .

It is not an unprimeable number, because it can be changed into a prime (13379599747) by changing a digit.

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, 45201203 + ... + 45201498.

It is an arithmetic number, because the mean of its divisors is an integer number (2003926561).

Almost surely, 213379599748 is an apocalyptic number.

It is an amenable number.

13379599748 is a deficient number, since it is larger than the sum of its proper divisors (10667518984).

13379599748 is a wasteful number, since it uses less digits than its factorization.

13379599748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90402742 (or 90402740 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 65.

The spelling of 13379599748 in words is "thirteen billion, three hundred seventy-nine million, five hundred ninety-nine thousand, seven hundred forty-eight".

Divisors: 1 2 4 37 74 148 90402701 180805402 361610804 3344899937 6689799874 13379599748