Base | Representation |
---|---|
bin | 11000101001111111… |
… | …10110101000011110 |
3 | 1021011112002200012010 |
4 | 30110333312220132 |
5 | 204102204410204 |
6 | 10025302452050 |
7 | 646013134152 |
oct | 142477665036 |
9 | 37145080163 |
10 | 13237185054 |
11 | 5683056065 |
12 | 2695134026 |
13 | 132c5784a2 |
14 | 8d806b062 |
15 | 5271a3d89 |
hex | 314ff6a1e |
13237185054 has 8 divisors (see below), whose sum is σ = 26474370120. Its totient is φ = 4412395016.
The previous prime is 13237185037. The next prime is 13237185061. The reversal of 13237185054 is 45058173231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
13237185054 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103098749 + ... + 1103098760.
It is an arithmetic number, because the mean of its divisors is an integer number (3309296265).
Almost surely, 213237185054 is an apocalyptic number.
13237185054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13237185054 is a wasteful number, since it uses less digits than its factorization.
13237185054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2206197514.
The product of its (nonzero) digits is 100800, while the sum is 39.
The spelling of 13237185054 in words is "thirteen billion, two hundred thirty-seven million, one hundred eighty-five thousand, fifty-four".
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