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13050700517 = 15783125481
BaseRepresentation
bin11000010011110000…
…11110001011100101
31020200112012021111102
430021320132023211
5203211434404032
65555001445445
7641260060361
oct141170361345
936615167442
1013050700517
115597864508
1226427a0885
1312cca43bca
148bb3a62a1
15515b19362
hex309e1e2e5

13050700517 has 4 divisors (see below), whose sum is σ = 13133826156. Its totient is φ = 12967574880.

The previous prime is 13050700501. The next prime is 13050700603. The reversal of 13050700517 is 71500705031.

13050700517 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.

It can be written as a sum of positive squares in 2 ways, for example, as 9869627716 + 3181072801 = 99346^2 + 56401^2 .

It is a cyclic number.

It is not a de Polignac number, because 13050700517 - 24 = 13050700501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13050700517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13050700417) 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, 41562584 + ... + 41562897.

It is an arithmetic number, because the mean of its divisors is an integer number (3283456539).

Almost surely, 213050700517 is an apocalyptic number.

It is an amenable number.

13050700517 is a deficient number, since it is larger than the sum of its proper divisors (83125639).

13050700517 is an equidigital number, since it uses as much as digits as its factorization.

13050700517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83125638.

The product of its (nonzero) digits is 3675, while the sum is 29.

The spelling of 13050700517 in words is "thirteen billion, fifty million, seven hundred thousand, five hundred seventeen".

Divisors: 1 157 83125481 13050700517