Base | Representation |
---|---|
bin | 100001111010110… |
… | …1111001001010100 |
3 | 2221022122112021221 |
4 | 1003311233021110 |
5 | 4312332111322 |
6 | 304534420124 |
7 | 40130126230 |
oct | 10365571124 |
9 | 2838575257 |
10 | 1138160212 |
11 | 534509682 |
12 | 279201644 |
13 | 151a51ca7 |
14 | ab2335c0 |
15 | 69dc29c7 |
hex | 43d6f254 |
1138160212 has 24 divisors (see below), whose sum is σ = 2277253440. Its totient is φ = 487583040.
The previous prime is 1138160207. The next prime is 1138160227. The reversal of 1138160212 is 2120618311.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76287 + ... + 89977.
It is an arithmetic number, because the mean of its divisors is an integer number (94885560).
Almost surely, 21138160212 is an apocalyptic number.
It is an amenable number.
1138160212 is an abundant number, since it is smaller than the sum of its proper divisors (1139093228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1138160212 is a wasteful number, since it uses less digits than its factorization.
1138160212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16671 (or 16669 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 1138160212 is about 33736.6301221684. The cubic root of 1138160212 is about 1044.0816583466.
Adding to 1138160212 its reverse (2120618311), we get a palindrome (3258778523).
The spelling of 1138160212 in words is "one billion, one hundred thirty-eight million, one hundred sixty thousand, two hundred twelve".
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