Base | Representation |
---|---|
bin | 111111110100000… |
… | …1001100011011000 |
3 | 12112020002211011201 |
4 | 1333220021203120 |
5 | 13341123400240 |
6 | 552250003544 |
7 | 104030110624 |
oct | 17750114330 |
9 | 5466084151 |
10 | 2141231320 |
11 | 9a973a868 |
12 | 4b91165b4 |
13 | 2817c5ca7 |
14 | 164540184 |
15 | c7eadd9a |
hex | 7fa098d8 |
2141231320 has 32 divisors (see below), whose sum is σ = 4850118000. Its totient is φ = 850741888.
The previous prime is 2141231317. The next prime is 2141231347. The reversal of 2141231320 is 231321412.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173674 + ... + 185593.
Almost surely, 22141231320 is an apocalyptic number.
2141231320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2141231320 is an abundant number, since it is smaller than the sum of its proper divisors (2708886680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2141231320 is a wasteful number, since it uses less digits than its factorization.
2141231320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359427 (or 359423 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2141231320 is about 46273.4407624936. The cubic root of 2141231320 is about 1288.9058526745.
Adding to 2141231320 its reverse (231321412), we get a palindrome (2372552732).
The spelling of 2141231320 in words is "two billion, one hundred forty-one million, two hundred thirty-one thousand, three hundred twenty".
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