Base | Representation |
---|---|
bin | 111111010000110… |
… | …0000100001100100 |
3 | 12110221021000001222 |
4 | 1332201200201210 |
5 | 13321403310223 |
6 | 550345035512 |
7 | 103413523121 |
oct | 17641404144 |
9 | 5427230058 |
10 | 2122713188 |
11 | 99a241922 |
12 | 4b2a85b98 |
13 | 27aa1120b |
14 | 161cbd748 |
15 | c65520c8 |
hex | 7e860864 |
2122713188 has 12 divisors (see below), whose sum is σ = 3715083372. Its totient is φ = 1061260800.
The previous prime is 2122713169. The next prime is 2122713221. The reversal of 2122713188 is 8813172212.
It can be written as a sum of positive squares in 2 ways, for example, as 1440354304 + 682358884 = 37952^2 + 26122^2 .
It is a super-2 number, since 2×21227131882 = 9011822557018246688, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54356 + ... + 84852.
It is an arithmetic number, because the mean of its divisors is an integer number (309590281).
Almost surely, 22122713188 is an apocalyptic number.
It is an amenable number.
2122713188 is a deficient number, since it is larger than the sum of its proper divisors (1592370184).
2122713188 is a wasteful number, since it uses less digits than its factorization.
2122713188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47902 (or 47900 counting only the distinct ones).
The product of its digits is 10752, while the sum is 35.
The square root of 2122713188 is about 46072.9116509908. The cubic root of 2122713188 is about 1285.1794503785.
The spelling of 2122713188 in words is "two billion, one hundred twenty-two million, seven hundred thirteen thousand, one hundred eighty-eight".
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