Base | Representation |
---|---|
bin | 111111001010001… |
… | …0001111101110100 |
3 | 12110200201211112220 |
4 | 1332110101331310 |
5 | 13320011330214 |
6 | 550142442340 |
7 | 103342201563 |
oct | 17624217564 |
9 | 5420654486 |
10 | 2119245684 |
11 | 998293716 |
12 | 4b18933b0 |
13 | 27a098b3a |
14 | 161659bda |
15 | c60b99a9 |
hex | 7e511f74 |
2119245684 has 24 divisors (see below), whose sum is σ = 5104420608. Its totient is φ = 683627520.
The previous prime is 2119245683. The next prime is 2119245749. The reversal of 2119245684 is 4865429112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2119245683) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2848077 + ... + 2848820.
It is an arithmetic number, because the mean of its divisors is an integer number (212684192).
Almost surely, 22119245684 is an apocalyptic number.
It is an amenable number.
2119245684 is an abundant number, since it is smaller than the sum of its proper divisors (2985174924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2119245684 is a wasteful number, since it uses less digits than its factorization.
2119245684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5696935 (or 5696933 counting only the distinct ones).
The product of its digits is 138240, while the sum is 42.
The square root of 2119245684 is about 46035.2656557991. The cubic root of 2119245684 is about 1284.4792782840.
The spelling of 2119245684 in words is "two billion, one hundred nineteen million, two hundred forty-five thousand, six hundred eighty-four".
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