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13030580851 = 21841596611
BaseRepresentation
bin11000010001010111…
…01110001001110011
31020122010100002111121
430020223232021303
5203141312041401
65553002323111
7640624052431
oct141053561163
936563302447
1013030580851
115587472292
122637ab9497
1312c881b192
148b8849d51
15513e92ca1
hex308aee273

13030580851 has 4 divisors (see below), whose sum is σ = 13031199304. Its totient is φ = 13029962400.

The previous prime is 13030580821. The next prime is 13030580867. The reversal of 13030580851 is 15808503031.

13030580851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15808503031 = 17929911943.

It is a cyclic number.

It is not a de Polignac number, because 13030580851 - 223 = 13022192243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13030580821) 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 3 ways as a sum of consecutive naturals, for example, 276465 + ... + 320146.

It is an arithmetic number, because the mean of its divisors is an integer number (3257799826).

Almost surely, 213030580851 is an apocalyptic number.

13030580851 is a deficient number, since it is larger than the sum of its proper divisors (618453).

13030580851 is an equidigital number, since it uses as much as digits as its factorization.

13030580851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618452.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 13030580851 in words is "thirteen billion, thirty million, five hundred eighty thousand, eight hundred fifty-one".

Divisors: 1 21841 596611 13030580851