Base | Representation |
---|---|
bin | 101110010000… |
… | …111100100110 |
3 | 211211011112121 |
4 | 232100330212 |
5 | 11101044123 |
6 | 1111540154 |
7 | 205041466 |
oct | 56207446 |
9 | 24734477 |
10 | 12128038 |
11 | 6933a7a |
12 | 408a65a |
13 | 2688370 |
14 | 1879ba6 |
15 | 10e875d |
hex | b90f26 |
12128038 has 32 divisors (see below), whose sum is σ = 21663936. Its totient is φ = 5035008.
The previous prime is 12128027. The next prime is 12128059. The reversal of 12128038 is 83082121.
12128038 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 15 ways as a sum of consecutive naturals, for example, 9570 + ... + 10762.
It is an arithmetic number, because the mean of its divisors is an integer number (676998).
Almost surely, 212128038 is an apocalyptic number.
12128038 is a deficient number, since it is larger than the sum of its proper divisors (9535898).
12128038 is a wasteful number, since it uses less digits than its factorization.
12128038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1248.
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 12128038 is about 3482.5332733515. The cubic root of 12128038 is about 229.7542302264.
The spelling of 12128038 in words is "twelve million, one hundred twenty-eight thousand, thirty-eight".
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