Base | Representation |
---|---|
bin | 1001010011011110100101… |
… | …0010001110110001101101 |
3 | 1100020000000101110222011201 |
4 | 2110313221102032301231 |
5 | 2320103003114032341 |
6 | 33431411522245501 |
7 | 2104052442516106 |
oct | 224675122166155 |
9 | 40200011428151 |
10 | 10230231002221 |
11 | 329468677667a |
12 | 119282b7b6891 |
13 | 59292565cc99 |
14 | 2752081cb3ad |
15 | 12b1a2421331 |
hex | 94de948ec6d |
10230231002221 has 12 divisors (see below), whose sum is σ = 10427243100372. Its totient is φ = 10036873822976.
The previous prime is 10230231002197. The next prime is 10230231002231. The reversal of 10230231002221 is 12220013203201.
It can be written as a sum of positive squares in 6 ways, for example, as 1090123928100 + 9140107074121 = 1044090^2 + 3023261^2 .
It is not a de Polignac number, because 10230231002221 - 27 = 10230231002093 is a prime.
It is a super-2 number, since 2×102302310022212 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10230231002231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155071575 + ... + 155137531.
It is an arithmetic number, because the mean of its divisors is an integer number (868936925031).
Almost surely, 210230231002221 is an apocalyptic number.
It is an amenable number.
10230231002221 is a deficient number, since it is larger than the sum of its proper divisors (197012098151).
10230231002221 is an frugal number, since it uses more digits than its factorization.
10230231002221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121280 (or 121227 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 10230231002221 its reverse (12220013203201), we get a palindrome (22450244205422).
The spelling of 10230231002221 in words is "ten trillion, two hundred thirty billion, two hundred thirty-one million, two thousand, two hundred twenty-one".
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