Base | Representation |
---|---|
bin | 111101101010001… |
… | …1010100011000100 |
3 | 12100012002111201201 |
4 | 1323110122203010 |
5 | 13214122333223 |
6 | 541144432244 |
7 | 102161530555 |
oct | 17324324304 |
9 | 5305074651 |
10 | 2068949188 |
11 | 971960169 |
12 | 498a78684 |
13 | 26c8387b7 |
14 | 158ac632c |
15 | c1981ead |
hex | 7b51a8c4 |
2068949188 has 12 divisors (see below), whose sum is σ = 3621039660. Its totient is φ = 1034366432.
The previous prime is 2068949143. The next prime is 2068949219. The reversal of 2068949188 is 8819498602.
It can be written as a sum of positive squares in 2 ways, for example, as 455480964 + 1613468224 = 21342^2 + 40168^2 .
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, 28818 + ... + 70486.
It is an arithmetic number, because the mean of its divisors is an integer number (301753305).
Almost surely, 22068949188 is an apocalyptic number.
It is an amenable number.
2068949188 is a deficient number, since it is larger than the sum of its proper divisors (1552090472).
2068949188 is a wasteful number, since it uses less digits than its factorization.
2068949188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54086 (or 54084 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 55.
The square root of 2068949188 is about 45485.7031164739. The cubic root of 2068949188 is about 1274.2362080275.
The spelling of 2068949188 in words is "two billion, sixty-eight million, nine hundred forty-nine thousand, one hundred eighty-eight".
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