Base | Representation |
---|---|
bin | 111111001000001… |
… | …0010011011111110 |
3 | 12110121202122211020 |
4 | 1332100102123332 |
5 | 13314224332123 |
6 | 550104205010 |
7 | 103330252254 |
oct | 17620223376 |
9 | 5417678736 |
10 | 2118199038 |
11 | 99773931a |
12 | 4b1469766 |
13 | 279ac0617 |
14 | 1614665d4 |
15 | c5e5e7e3 |
hex | 7e4126fe |
2118199038 has 32 divisors (see below), whose sum is σ = 4287454080. Its totient is φ = 697606560.
The previous prime is 2118199003. The next prime is 2118199043. The reversal of 2118199038 is 8309918112.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169956 + ... + 181992.
It is an arithmetic number, because the mean of its divisors is an integer number (133982940).
Almost surely, 22118199038 is an apocalyptic number.
2118199038 is an abundant number, since it is smaller than the sum of its proper divisors (2169255042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2118199038 is a wasteful number, since it uses less digits than its factorization.
2118199038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12392.
The product of its (nonzero) digits is 31104, while the sum is 42.
The square root of 2118199038 is about 46023.8963800328. The cubic root of 2118199038 is about 1284.2677853471.
The spelling of 2118199038 in words is "two billion, one hundred eighteen million, one hundred ninety-nine thousand, thirty-eight".
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