Base | Representation |
---|---|
bin | 111110101011001… |
… | …0110011110001011 |
3 | 12102120012001001010 |
4 | 1331112112132023 |
5 | 13301332324321 |
6 | 544402455003 |
7 | 103054205010 |
oct | 17526263613 |
9 | 5376161033 |
10 | 2103011211 |
11 | 98a1054a4 |
12 | 4a8364463 |
13 | 276903642 |
14 | 15d431707 |
15 | c495e676 |
hex | 7d59678b |
2103011211 has 16 divisors (see below), whose sum is σ = 3217065984. Its totient is φ = 1197041664.
The previous prime is 2103011179. The next prime is 2103011213. The reversal of 2103011211 is 1121103012.
It is not a de Polignac number, because 2103011211 - 25 = 2103011179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2103011213) 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 15 ways as a sum of consecutive naturals, for example, 189435 + ... + 200228.
It is an arithmetic number, because the mean of its divisors is an integer number (201066624).
Almost surely, 22103011211 is an apocalyptic number.
2103011211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2103011211 is a deficient number, since it is larger than the sum of its proper divisors (1114054773).
2103011211 is a wasteful number, since it uses less digits than its factorization.
2103011211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389930.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 2103011211 is about 45858.6001857885. The cubic root of 2103011211 is about 1281.1909510887.
Adding to 2103011211 its reverse (1121103012), we get a palindrome (3224114223).
The spelling of 2103011211 in words is "two billion, one hundred three million, eleven thousand, two hundred eleven".
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