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13115059406 = 29767603399
BaseRepresentation
bin11000011011011011…
…11110110011001110
31020212000022001021222
430031231332303032
5203324423400111
610005221123342
7643001110541
oct141555766316
936760261258
1013115059406
115620122279
122660259552
131310188ba7
148c5b5a858
1551b5cd7db
hex30db7ecce

13115059406 has 8 divisors (see below), whose sum is σ = 19875399600. Its totient is φ = 6489926208.

The previous prime is 13115059369. The next prime is 13115059409. The reversal of 13115059406 is 60495051131.

13115059406 is digitally balanced in base 5, 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13115059409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33801506 + ... + 33801893.

It is an arithmetic number, because the mean of its divisors is an integer number (2484424950).

Almost surely, 213115059406 is an apocalyptic number.

13115059406 is a deficient number, since it is larger than the sum of its proper divisors (6760340194).

13115059406 is an equidigital number, since it uses as much as digits as its factorization.

13115059406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67603498.

The product of its (nonzero) digits is 16200, while the sum is 35.

Adding to 13115059406 its sum of digits (35), we get a square (13115059441 = 1145212).

The spelling of 13115059406 in words is "thirteen billion, one hundred fifteen million, fifty-nine thousand, four hundred six".

Divisors: 1 2 97 194 67603399 135206798 6557529703 13115059406