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13401034215 = 35893402281
BaseRepresentation
bin11000111101100001…
…11000110111100111
31021120221102001222120
430132300320313213
5204421131043330
610053434401023
7653042624412
oct143660706747
937527361876
1013401034215
115757597398
12271bb90173
1313574b5c5a
14911b1cb79
1553676bc10
hex31ec38de7

13401034215 has 8 divisors (see below), whose sum is σ = 21441654768. Its totient is φ = 7147218240.

The previous prime is 13401034187. The next prime is 13401034219. The reversal of 13401034215 is 51243010431.

It is a happy number.

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

It is not a de Polignac number, because 13401034215 - 224 = 13384256999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13401034219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446701126 + ... + 446701155.

It is an arithmetic number, because the mean of its divisors is an integer number (2680206846).

Almost surely, 213401034215 is an apocalyptic number.

13401034215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13401034215 is a deficient number, since it is larger than the sum of its proper divisors (8040620553).

13401034215 is an equidigital number, since it uses as much as digits as its factorization.

13401034215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893402289.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 13401034215 its reverse (51243010431), we get a palindrome (64644044646).

The spelling of 13401034215 in words is "thirteen billion, four hundred one million, thirty-four thousand, two hundred fifteen".

Divisors: 1 3 5 15 893402281 2680206843 4467011405 13401034215