Base | Representation |
---|---|
bin | 11001000011101010… |
… | …01110010010000000 |
3 | 1021201112020220201011 |
4 | 30201311032102000 |
5 | 210022320032034 |
6 | 10102513450304 |
7 | 654236244604 |
oct | 144165162200 |
9 | 37645226634 |
10 | 13452502144 |
11 | 578364aa74 |
12 | 2735270994 |
13 | 1365066553 |
14 | 9188b9504 |
15 | 53b036864 |
hex | 321d4e480 |
13452502144 has 64 divisors (see below), whose sum is σ = 27127463040. Its totient is φ = 6644560896.
The previous prime is 13452502127. The next prime is 13452502153. The reversal of 13452502144 is 44120525431.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3607609 + ... + 3611335.
It is an arithmetic number, because the mean of its divisors is an integer number (423866610).
Almost surely, 213452502144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13452502144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13563731520).
13452502144 is an abundant number, since it is smaller than the sum of its proper divisors (13674960896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13452502144 is a wasteful number, since it uses less digits than its factorization.
13452502144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4077 (or 4065 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 31.
The spelling of 13452502144 in words is "thirteen billion, four hundred fifty-two million, five hundred two thousand, one hundred forty-four".
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