Base | Representation |
---|---|
bin | 101010011011… |
… | …000110010010 |
3 | 202221000012110 |
4 | 222123012102 |
5 | 10321333132 |
6 | 1034210150 |
7 | 163345602 |
oct | 52330622 |
9 | 22830173 |
10 | 11121042 |
11 | 6306449 |
12 | 3883956 |
13 | 23c4bca |
14 | 1696c02 |
15 | e9a1cc |
hex | a9b192 |
11121042 has 16 divisors (see below), whose sum is σ = 23412960. Its totient is φ = 3511872.
The previous prime is 11121041. The next prime is 11121083. The reversal of 11121042 is 24012111.
Added to its reverse (24012111) it gives a triangular number (35133153 = T8382).
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (11121041) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 48663 + ... + 48890.
It is an arithmetic number, because the mean of its divisors is an integer number (1463310).
Almost surely, 211121042 is an apocalyptic number.
11121042 is an abundant number, since it is smaller than the sum of its proper divisors (12291918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11121042 is a wasteful number, since it uses less digits than its factorization.
11121042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97577.
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 11121042 is about 3334.8226339642. The cubic root of 11121042 is about 223.2107775400.
Adding to 11121042 its reverse (24012111), we get a palindrome (35133153).
The spelling of 11121042 in words is "eleven million, one hundred twenty-one thousand, forty-two".
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