Base | Representation |
---|---|
bin | 1010100111101001… |
… | …1011111001001101 |
3 | 21100200000221111100 |
4 | 2221322123321031 |
5 | 21314232334414 |
6 | 1150511413313 |
7 | 130433164512 |
oct | 25172337115 |
9 | 7320027440 |
10 | 2850668109 |
11 | 1233145163 |
12 | 676824239 |
13 | 36578a783 |
14 | 1d0853309 |
15 | 11a3e7609 |
hex | a9e9be4d |
2850668109 has 6 divisors (see below), whose sum is σ = 4117631726. Its totient is φ = 1900445400.
The previous prime is 2850668099. The next prime is 2850668143. The reversal of 2850668109 is 9018660582.
It can be written as a sum of positive squares in only one way, i.e., 2420935209 + 429732900 = 49203^2 + 20730^2 .
It is not a de Polignac number, because 2850668109 - 211 = 2850666061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2850668159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158370442 + ... + 158370459.
Almost surely, 22850668109 is an apocalyptic number.
It is an amenable number.
2850668109 is a deficient number, since it is larger than the sum of its proper divisors (1266963617).
2850668109 is a wasteful number, since it uses less digits than its factorization.
2850668109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316740907 (or 316740904 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
The square root of 2850668109 is about 53391.6483075771. The cubic root of 2850668109 is about 1417.9107192387.
The spelling of 2850668109 in words is "two billion, eight hundred fifty million, six hundred sixty-eight thousand, one hundred nine".
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