Base | Representation |
---|---|
bin | 111111100010101… |
… | …0100110001010111 |
3 | 12111120221000102022 |
4 | 1333011110301113 |
5 | 13331304232411 |
6 | 551322203355 |
7 | 103556366330 |
oct | 17705246127 |
9 | 5446830368 |
10 | 2132102231 |
11 | 9a4574a66 |
12 | 4b605355b |
13 | 27c94a96c |
14 | 163245287 |
15 | c72a8edb |
hex | 7f154c57 |
2132102231 has 12 divisors (see below), whose sum is σ = 2547241872. Its totient is φ = 1748055936.
The previous prime is 2132102201. The next prime is 2132102237. The reversal of 2132102231 is 1322012312.
It is not a de Polignac number, because 2132102231 - 222 = 2127907927 is a prime.
It is a super-2 number, since 2×21321022312 = 9091719846870354722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2132102237) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284186 + ... + 291591.
It is an arithmetic number, because the mean of its divisors is an integer number (212270156).
Almost surely, 22132102231 is an apocalyptic number.
2132102231 is a deficient number, since it is larger than the sum of its proper divisors (415139641).
2132102231 is an equidigital number, since it uses as much as digits as its factorization.
2132102231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 575830 (or 575807 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2132102231 is about 46174.6925382292. The cubic root of 2132102231 is about 1287.0715034430.
Adding to 2132102231 its reverse (1322012312), we get a palindrome (3454114543).
The spelling of 2132102231 in words is "two billion, one hundred thirty-two million, one hundred two thousand, two hundred thirty-one".
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