Base | Representation |
---|---|
bin | 11100011110100… |
… | …11101100001110 |
3 | 121122112001201221 |
4 | 32033103230032 |
5 | 442124100323 |
6 | 35412153554 |
7 | 5630364331 |
oct | 1617235416 |
9 | 548461657 |
10 | 238893838 |
11 | 112938527 |
12 | 680088ba |
13 | 3a654501 |
14 | 23a28618 |
15 | 15e8d55d |
hex | e3d3b0e |
238893838 has 8 divisors (see below), whose sum is σ = 358970040. Its totient is φ = 119237160.
The previous prime is 238893833. The next prime is 238893857. The reversal of 238893838 is 838398832.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238893833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103453 + ... + 105736.
It is an arithmetic number, because the mean of its divisors is an integer number (44871255).
Almost surely, 2238893838 is an apocalyptic number.
238893838 is a deficient number, since it is larger than the sum of its proper divisors (120076202).
238893838 is a wasteful number, since it uses less digits than its factorization.
238893838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209762.
The product of its digits is 1990656, while the sum is 52.
The square root of 238893838 is about 15456.1909279098. The cubic root of 238893838 is about 620.4902799044.
The spelling of 238893838 in words is "two hundred thirty-eight million, eight hundred ninety-three thousand, eight hundred thirty-eight".
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