Base | Representation |
---|---|
bin | 10011001110010001… |
… | …00011101001101101 |
3 | 222122020100001111120 |
4 | 21213020203221231 |
5 | 132113434343041 |
6 | 4424022211153 |
7 | 513513342042 |
oct | 114710435155 |
9 | 28566301446 |
10 | 10320231021 |
11 | 4416557351 |
12 | 2000283ab9 |
13 | c8614c899 |
14 | 6dc8c11c9 |
15 | 406066366 |
hex | 267223a6d |
10320231021 has 16 divisors (see below), whose sum is σ = 14632285824. Its totient is φ = 6447640064.
The previous prime is 10320231011. The next prime is 10320231067. The reversal of 10320231021 is 12013202301.
10320231021 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 10320231021 - 211 = 10320228973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10320231011) 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 15 ways as a sum of consecutive naturals, for example, 422361 + ... + 446126.
It is an arithmetic number, because the mean of its divisors is an integer number (914517864).
Almost surely, 210320231021 is an apocalyptic number.
It is an amenable number.
10320231021 is a deficient number, since it is larger than the sum of its proper divisors (4312054803).
10320231021 is a wasteful number, since it uses less digits than its factorization.
10320231021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 868740.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 10320231021 its reverse (12013202301), we get a palindrome (22333433322).
The spelling of 10320231021 in words is "ten billion, three hundred twenty million, two hundred thirty-one thousand, twenty-one".
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