Base | Representation |
---|---|
bin | 101010011011… |
… | …010100010010 |
3 | 202221001102122 |
4 | 222123110102 |
5 | 10321400223 |
6 | 1034214242 |
7 | 163351322 |
oct | 52332422 |
9 | 22831378 |
10 | 11121938 |
11 | 6307093 |
12 | 3884382 |
13 | 23c5439 |
14 | 1697282 |
15 | e9a5c8 |
hex | a9b512 |
11121938 has 8 divisors (see below), whose sum is σ = 16713840. Its totient is φ = 5550660.
The previous prime is 11121919. The next prime is 11121953. The reversal of 11121938 is 83912111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3728 + ... + 6011.
It is an arithmetic number, because the mean of its divisors is an integer number (2089230).
Almost surely, 211121938 is an apocalyptic number.
11121938 is a deficient number, since it is larger than the sum of its proper divisors (5591902).
11121938 is an equidigital number, since it uses as much as digits as its factorization.
11121938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10312.
The product of its digits is 432, while the sum is 26.
The square root of 11121938 is about 3334.9569712367. The cubic root of 11121938 is about 223.2167719269.
The spelling of 11121938 in words is "eleven million, one hundred twenty-one thousand, nine hundred thirty-eight".
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