Base | Representation |
---|---|
bin | 111111101111011… |
… | …1111010101110000 |
3 | 12112001120211110001 |
4 | 1333132333111300 |
5 | 13340020031232 |
6 | 552122315344 |
7 | 104000520352 |
oct | 17736772560 |
9 | 5461524401 |
10 | 2138830192 |
11 | 9a834a864 |
12 | 4b8358b54 |
13 | 2811650c5 |
14 | 1640b70d2 |
15 | c7b876e7 |
hex | 7f7bf570 |
2138830192 has 10 divisors (see below), whose sum is σ = 4143983528. Its totient is φ = 1069415088.
The previous prime is 2138830157. The next prime is 2138830201. The reversal of 2138830192 is 2910388312.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66838428 + ... + 66838459.
Almost surely, 22138830192 is an apocalyptic number.
It is an amenable number.
2138830192 is a deficient number, since it is larger than the sum of its proper divisors (2005153336).
2138830192 is a wasteful number, since it uses less digits than its factorization.
2138830192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133676895 (or 133676889 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 2138830192 is about 46247.4884939712. The cubic root of 2138830192 is about 1288.4238892597.
The spelling of 2138830192 in words is "two billion, one hundred thirty-eight million, eight hundred thirty thousand, one hundred ninety-two".
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