Base | Representation |
---|---|
bin | 111110111110110… |
… | …1100010011010000 |
3 | 12110021120222212011 |
4 | 1331331230103100 |
5 | 13312002333430 |
6 | 545411512304 |
7 | 103240650106 |
oct | 17575542320 |
9 | 5407528764 |
10 | 2113324240 |
11 | 994a09865 |
12 | 4ab8b8694 |
13 | 278aa4821 |
14 | 160957c76 |
15 | c57ea22a |
hex | 7df6c4d0 |
2113324240 has 20 divisors (see below), whose sum is σ = 4913479044. Its totient is φ = 845329664.
The previous prime is 2113324217. The next prime is 2113324259. The reversal of 2113324240 is 424233112.
It can be written as a sum of positive squares in 2 ways, for example, as 543262864 + 1570061376 = 23308^2 + 39624^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×21133242402 = 8932278686743155200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13208197 + ... + 13208356.
Almost surely, 22113324240 is an apocalyptic number.
2113324240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2113324240 is an abundant number, since it is smaller than the sum of its proper divisors (2800154804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2113324240 is a wasteful number, since it uses less digits than its factorization.
2113324240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26416566 (or 26416560 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 2113324240 is about 45970.9064517984. The cubic root of 2113324240 is about 1283.2818290831.
Adding to 2113324240 its reverse (424233112), we get a palindrome (2537557352).
The spelling of 2113324240 in words is "two billion, one hundred thirteen million, three hundred twenty-four thousand, two hundred forty".
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