Base | Representation |
---|---|
bin | 1000001001101110… |
… | …1110111010001011 |
3 | 12122111200120101102 |
4 | 2002123232322023 |
5 | 13440201324412 |
6 | 1001051012015 |
7 | 105141212006 |
oct | 20233567213 |
9 | 5574616342 |
10 | 2188308107 |
11 | a232742a7 |
12 | 510a3a00b |
13 | 28b49998b |
14 | 16a8b653d |
15 | cc1ac8c2 |
hex | 826eee8b |
2188308107 has 2 divisors, whose sum is σ = 2188308108. Its totient is φ = 2188308106.
The previous prime is 2188308091. The next prime is 2188308173. The reversal of 2188308107 is 7018038812.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2188308107 - 24 = 2188308091 is a prime.
It is not a weakly prime, because it can be changed into another prime (2188308007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094154053 + 1094154054.
It is an arithmetic number, because the mean of its divisors is an integer number (1094154054).
Almost surely, 22188308107 is an apocalyptic number.
2188308107 is a deficient number, since it is larger than the sum of its proper divisors (1).
2188308107 is an equidigital number, since it uses as much as digits as its factorization.
2188308107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 21504, while the sum is 38.
The square root of 2188308107 is about 46779.3555641802. The cubic root of 2188308107 is about 1298.2833568620.
The spelling of 2188308107 in words is "two billion, one hundred eighty-eight million, three hundred eight thousand, one hundred seven".
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