Search a number
-
+
12331515413 = 71992718161
BaseRepresentation
bin10110111110000001…
…11111111000010101
31011211101220220000002
423133000333320111
5200223331443123
65355351101045
7614405102660
oct133700777025
934741826002
1012331515413
115258901058
122481971785
131216a482a9
1484da766d7
154c2907528
hex2df03fe15

12331515413 has 8 divisors (see below), whose sum is σ = 14834905920. Its totient is φ = 10013561280.

The previous prime is 12331515367. The next prime is 12331515431. The reversal of 12331515413 is 31451513321.

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

It is a cyclic number.

It is not a de Polignac number, because 12331515413 - 216 = 12331449877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331515613) 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, 46358948 + ... + 46359213.

It is an arithmetic number, because the mean of its divisors is an integer number (1854363240).

Almost surely, 212331515413 is an apocalyptic number.

It is an amenable number.

12331515413 is a deficient number, since it is larger than the sum of its proper divisors (2503390507).

12331515413 is an equidigital number, since it uses as much as digits as its factorization.

12331515413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92718187.

The product of its digits is 5400, while the sum is 29.

The spelling of 12331515413 in words is "twelve billion, three hundred thirty-one million, five hundred fifteen thousand, four hundred thirteen".

Divisors: 1 7 19 133 92718161 649027127 1761645059 12331515413