Base | Representation |
---|---|
bin | 1011110000111000111… |
… | …0110010100011001001 |
3 | 201022122211222120120111 |
4 | 2330032032302203021 |
5 | 11302401132033001 |
6 | 232502223554321 |
7 | 20413165351132 |
oct | 2741616624311 |
9 | 638584876514 |
10 | 202102221001 |
11 | 78790486a2a |
12 | 3320375b9a1 |
13 | 1609aa06c25 |
14 | 9ad3388c89 |
15 | 53cccc9851 |
hex | 2f0e3b28c9 |
202102221001 has 8 divisors (see below), whose sum is σ = 212232521664. Its totient is φ = 192083857680.
The previous prime is 202102220933. The next prime is 202102221011. The reversal of 202102221001 is 100122201202.
It is a happy number.
202102221001 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 a cyclic number.
It is not a de Polignac number, because 202102221001 - 211 = 202102218953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202102221011) 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 7 ways as a sum of consecutive naturals, for example, 27980635 + ... + 27987856.
It is an arithmetic number, because the mean of its divisors is an integer number (26529065208).
Almost surely, 2202102221001 is an apocalyptic number.
It is an amenable number.
202102221001 is a deficient number, since it is larger than the sum of its proper divisors (10130300663).
202102221001 is a wasteful number, since it uses less digits than its factorization.
202102221001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55968671.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 202102221001 its reverse (100122201202), we get a palindrome (302224422203).
The spelling of 202102221001 in words is "two hundred two billion, one hundred two million, two hundred twenty-one thousand, one".
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