Base | Representation |
---|---|
bin | 1011110001010111011… |
… | …0010110001100010001 |
3 | 201022222202111000002122 |
4 | 2330111312112030101 |
5 | 11303131341443441 |
6 | 232523031224025 |
7 | 20416306621316 |
oct | 2742566261421 |
9 | 638882430078 |
10 | 202230031121 |
11 | 78846642628 |
12 | 3323a518015 |
13 | 160bb336a11 |
14 | 9b06338d0d |
15 | 53d912434b |
hex | 2f15d96311 |
202230031121 has 16 divisors (see below), whose sum is σ = 216213273600. Its totient is φ = 188729352000.
The previous prime is 202230031061. The next prime is 202230031181. The reversal of 202230031121 is 121130032202.
202230031121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (202230031061) and next prime (202230031181).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-202230031121 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 202230031121.
It is not an unprimeable number, because it can be changed into a prime (202230031181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609596 + ... + 880946.
It is an arithmetic number, because the mean of its divisors is an integer number (13513329600).
Almost surely, 2202230031121 is an apocalyptic number.
It is an amenable number.
202230031121 is a deficient number, since it is larger than the sum of its proper divisors (13983242479).
202230031121 is a wasteful number, since it uses less digits than its factorization.
202230031121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272240.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 202230031121 its reverse (121130032202), we get a palindrome (323360063323).
The spelling of 202230031121 in words is "two hundred two billion, two hundred thirty million, thirty-one thousand, one hundred twenty-one".
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