Base | Representation |
---|---|
bin | 10100101100101010… |
… | …10101110001111110 |
3 | 1001200102101201221012 |
4 | 22112111111301332 |
5 | 140224200024410 |
6 | 5034351035222 |
7 | 542240246513 |
oct | 122625256176 |
9 | 31612351835 |
10 | 11112111230 |
11 | 4792551700 |
12 | 21a150bb12 |
13 | 108121b95c |
14 | 775b3530a |
15 | 450837605 |
hex | 296555c7e |
11112111230 has 48 divisors (see below), whose sum is σ = 22000189680. Its totient is φ = 4038059520.
The previous prime is 11112111229. The next prime is 11112111277. The reversal of 11112111230 is 3211121111.
It is a super-2 number, since 2×111121112302 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 3070382 + ... + 3073998.
It is an arithmetic number, because the mean of its divisors is an integer number (458337285).
Almost surely, 211112111230 is an apocalyptic number.
11112111230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11112111230 is a deficient number, since it is larger than the sum of its proper divisors (10888078450).
11112111230 is a wasteful number, since it uses less digits than its factorization.
11112111230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6185 (or 6174 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 11112111230 its reverse (3211121111), we get a palindrome (14323232341).
The spelling of 11112111230 in words is "eleven billion, one hundred twelve million, one hundred eleven thousand, two hundred thirty".
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