Base | Representation |
---|---|
bin | 111110101001011… |
… | …1010011110011011 |
3 | 12102111111020221220 |
4 | 1331102322132123 |
5 | 13301120010412 |
6 | 544331303123 |
7 | 103043432616 |
oct | 17522723633 |
9 | 5374436856 |
10 | 2102110107 |
11 | 98964a489 |
12 | 4a7baaaa3 |
13 | 276679446 |
14 | 15d27917d |
15 | c483268c |
hex | 7d4ba79b |
2102110107 has 4 divisors (see below), whose sum is σ = 2802813480. Its totient is φ = 1401406736.
The previous prime is 2102110099. The next prime is 2102110121. The reversal of 2102110107 is 7010112012.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2102110107 - 23 = 2102110099 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2102110177) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350351682 + ... + 350351687.
It is an arithmetic number, because the mean of its divisors is an integer number (700703370).
Almost surely, 22102110107 is an apocalyptic number.
2102110107 is a deficient number, since it is larger than the sum of its proper divisors (700703373).
2102110107 is an equidigital number, since it uses as much as digits as its factorization.
2102110107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 700703372.
The product of its (nonzero) digits is 28, while the sum is 15.
The square root of 2102110107 is about 45848.7743238573. The cubic root of 2102110107 is about 1281.0079355447.
Adding to 2102110107 its reverse (7010112012), we get a palindrome (9112222119).
The spelling of 2102110107 in words is "two billion, one hundred two million, one hundred ten thousand, one hundred seven".
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