Base | Representation |
---|---|
bin | 111110101000011… |
… | …1011000100010101 |
3 | 12102110111202002200 |
4 | 1331100323010111 |
5 | 13301001310440 |
6 | 544312155113 |
7 | 103036130301 |
oct | 17520730425 |
9 | 5373452080 |
10 | 2101588245 |
11 | 989323399 |
12 | 4a7998a99 |
13 | 276525a53 |
14 | 15d180d01 |
15 | c477cc30 |
hex | 7d43b115 |
2101588245 has 24 divisors (see below), whose sum is σ = 3644256096. Its totient is φ = 1120384608.
The previous prime is 2101588199. The next prime is 2101588261. The reversal of 2101588245 is 5428851012.
It is not a de Polignac number, because 2101588245 - 213 = 2101580053 is a prime.
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 23 ways as a sum of consecutive naturals, for example, 119722 + ... + 136148.
It is an arithmetic number, because the mean of its divisors is an integer number (151844004).
Almost surely, 22101588245 is an apocalyptic number.
It is an amenable number.
2101588245 is a deficient number, since it is larger than the sum of its proper divisors (1542667851).
2101588245 is a wasteful number, since it uses less digits than its factorization.
2101588245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19281 (or 19278 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 36.
The square root of 2101588245 is about 45843.0828479063. The cubic root of 2101588245 is about 1280.9019206902.
The spelling of 2101588245 in words is "two billion, one hundred one million, five hundred eighty-eight thousand, two hundred forty-five".
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