Base | Representation |
---|---|
bin | 101110111000… |
… | …110000100110 |
3 | 212010110020022 |
4 | 232320300212 |
5 | 11121303420 |
6 | 1115235142 |
7 | 206321066 |
oct | 56706046 |
9 | 25113208 |
10 | 12291110 |
11 | 6a35547 |
12 | 4148ab2 |
13 | 2714660 |
14 | 18bd3a6 |
15 | 112bc25 |
hex | bb8c26 |
12291110 has 16 divisors (see below), whose sum is σ = 23826096. Its totient is φ = 4538208.
The previous prime is 12291109. The next prime is 12291121. The reversal of 12291110 is 1119221.
12291110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 47144 + ... + 47403.
It is an arithmetic number, because the mean of its divisors is an integer number (1489131).
Almost surely, 212291110 is an apocalyptic number.
12291110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12291110 is a deficient number, since it is larger than the sum of its proper divisors (11534986).
12291110 is a wasteful number, since it uses less digits than its factorization.
12291110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94567.
The product of its (nonzero) digits is 36, while the sum is 17.
The square root of 12291110 is about 3505.8679381859. The cubic root of 12291110 is about 230.7793974723.
The spelling of 12291110 in words is "twelve million, two hundred ninety-one thousand, one hundred ten".
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