Base | Representation |
---|---|
bin | 1001010001110110001010… |
… | …0100010101011100111101 |
3 | 1100010022122221010100110020 |
4 | 2110131202210111130331 |
5 | 2314123101430121341 |
6 | 33410454302402353 |
7 | 2102041023560010 |
oct | 224354244253475 |
9 | 40108587110406 |
10 | 10202201020221 |
11 | 32838025612a1 |
12 | 11893085903b9 |
13 | 5900a9475512 |
14 | 273b09675377 |
15 | 12a5b1736566 |
hex | 9476291573d |
10202201020221 has 16 divisors (see below), whose sum is σ = 15546255826944. Its totient is φ = 5829812373744.
The previous prime is 10202201020147. The next prime is 10202201020247. The reversal of 10202201020221 is 12202010220201.
10202201020221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10202201020221 - 27 = 10202201020093 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10202201020221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10202201020021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13145236 + ... + 13899698.
It is an arithmetic number, because the mean of its divisors is an integer number (971640989184).
Almost surely, 210202201020221 is an apocalyptic number.
It is an amenable number.
10202201020221 is a deficient number, since it is larger than the sum of its proper divisors (5344054806723).
10202201020221 is an equidigital number, since it uses as much as digits as its factorization.
10202201020221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1398400.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10202201020221 its reverse (12202010220201), we get a palindrome (22404211240422).
The spelling of 10202201020221 in words is "ten trillion, two hundred two billion, two hundred one million, twenty thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •