Base | Representation |
---|---|
bin | 111110101010011… |
… | …1100100100000110 |
3 | 12102112111022212211 |
4 | 1331110330210012 |
5 | 13301234033300 |
6 | 544350534034 |
7 | 103051112242 |
oct | 17524744406 |
9 | 5375438784 |
10 | 2102642950 |
11 | 989983851 |
12 | 4a820731a |
13 | 276804b35 |
14 | 15d377422 |
15 | c48da4ba |
hex | 7d53c906 |
2102642950 has 24 divisors (see below), whose sum is σ = 3934924488. Its totient is φ = 835894080.
The previous prime is 2102642933. The next prime is 2102642951. The reversal of 2102642950 is 592462012.
It is a super-2 number, since 2×21026429502 = 8842214750369405000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102642951) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120847 + ... + 137146.
It is an arithmetic number, because the mean of its divisors is an integer number (163955187).
Almost surely, 22102642950 is an apocalyptic number.
2102642950 is a deficient number, since it is larger than the sum of its proper divisors (1832281538).
2102642950 is a wasteful number, since it uses less digits than its factorization.
2102642950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258168 (or 258163 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 2102642950 is about 45854.5848307451. The cubic root of 2102642950 is about 1281.1161630576.
The spelling of 2102642950 in words is "two billion, one hundred two million, six hundred forty-two thousand, nine hundred fifty".
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