Base | Representation |
---|---|
bin | 111111011111010… |
… | …0111000100111001 |
3 | 12111110121121010000 |
4 | 1332332213010321 |
5 | 13330331422301 |
6 | 551220343213 |
7 | 103535416131 |
oct | 17676470471 |
9 | 5443547100 |
10 | 2130342201 |
11 | 9a3582699 |
12 | 4b5544b09 |
13 | 27c482820 |
14 | 162d07ac1 |
15 | c705c786 |
hex | 7efa7139 |
2130342201 has 20 divisors (see below), whose sum is σ = 3427161892. Its totient is φ = 1310979168.
The previous prime is 2130342143. The next prime is 2130342293. The reversal of 2130342201 is 1022430312.
It can be written as a sum of positive squares in 2 ways, for example, as 173606976 + 1956735225 = 13176^2 + 44235^2 .
It is not a de Polignac number, because 2130342201 - 214 = 2130325817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2130342701) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1010506 + ... + 1012611.
Almost surely, 22130342201 is an apocalyptic number.
It is an amenable number.
2130342201 is a deficient number, since it is larger than the sum of its proper divisors (1296819691).
2130342201 is a wasteful number, since it uses less digits than its factorization.
2130342201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2023142 (or 2023133 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2130342201 is about 46155.6302199417. The cubic root of 2130342201 is about 1286.7172508757.
Adding to 2130342201 its reverse (1022430312), we get a palindrome (3152772513).
It can be divided in two parts, 21303 and 42201, that added together give a square (63504 = 2522).
The spelling of 2130342201 in words is "two billion, one hundred thirty million, three hundred forty-two thousand, two hundred one".
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