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13340013215 = 54243628801
BaseRepresentation
bin11000110110010000…
…00111001010011111
31021102200120212220112
430123020013022133
5204310020410330
610043414440235
7651402145544
oct143310071237
937380525815
1013340013215
1157260a9411
12270366307b
13134796c359
14907996bcb
15531216795
hex31b20729f

13340013215 has 8 divisors (see below), whose sum is σ = 16011814128. Its totient is φ = 10669478400.

The previous prime is 13340013187. The next prime is 13340013229. The reversal of 13340013215 is 51231004331.

13340013215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13340013215 - 216 = 13339947679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 293186 + ... + 335615.

It is an arithmetic number, because the mean of its divisors is an integer number (2001476766).

Almost surely, 213340013215 is an apocalyptic number.

13340013215 is a deficient number, since it is larger than the sum of its proper divisors (2671800913).

13340013215 is an equidigital number, since it uses as much as digits as its factorization.

13340013215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633049.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 13340013215 its reverse (51231004331), we get a palindrome (64571017546).

The spelling of 13340013215 in words is "thirteen billion, three hundred forty million, thirteen thousand, two hundred fifteen".

Divisors: 1 5 4243 21215 628801 3144005 2668002643 13340013215