Base | Representation |
---|---|
bin | 11000011101100100… |
… | …11101010001100101 |
3 | 1020220021002000220120 |
4 | 30032302131101211 |
5 | 203344022310041 |
6 | 10011101552153 |
7 | 643306512645 |
oct | 141662352145 |
9 | 36807060816 |
10 | 13133010021 |
11 | 562a27289a |
12 | 2666275659 |
13 | 1313b02561 |
14 | 8c82b0525 |
15 | 51ce77366 |
hex | 30ec9d465 |
13133010021 has 8 divisors (see below), whose sum is σ = 17522461824. Its totient is φ = 8749449120.
The previous prime is 13133009957. The next prime is 13133010061. The reversal of 13133010021 is 12001033131.
13133010021 is digitally balanced in base 2, 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 not a de Polignac number, because 13133010021 - 26 = 13133009957 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13133010061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1467520 + ... + 1476441.
It is an arithmetic number, because the mean of its divisors is an integer number (2190307728).
Almost surely, 213133010021 is an apocalyptic number.
It is an amenable number.
13133010021 is a deficient number, since it is larger than the sum of its proper divisors (4389451803).
13133010021 is a wasteful number, since it uses less digits than its factorization.
13133010021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2945451.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 13133010021 its reverse (12001033131), we get a palindrome (25134043152).
The spelling of 13133010021 in words is "thirteen billion, one hundred thirty-three million, ten thousand, twenty-one".
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