Base | Representation |
---|---|
bin | 11100011110101… |
… | …01000110100000 |
3 | 121122112100122221 |
4 | 32033111012200 |
5 | 442124241431 |
6 | 35412240424 |
7 | 5630420224 |
oct | 1617250640 |
9 | 548470587 |
10 | 238899616 |
11 | 1129418aa |
12 | 68010114 |
13 | 3a657027 |
14 | 23a2a784 |
15 | 15e90111 |
hex | e3d51a0 |
238899616 has 24 divisors (see below), whose sum is σ = 495089280. Its totient is φ = 113162688.
The previous prime is 238899611. The next prime is 238899629. The reversal of 238899616 is 616998832.
It is a happy number.
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (238899611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195856 + ... + 197071.
It is an arithmetic number, because the mean of its divisors is an integer number (20628720).
Almost surely, 2238899616 is an apocalyptic number.
It is an amenable number.
238899616 is an abundant number, since it is smaller than the sum of its proper divisors (256189664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238899616 is a wasteful number, since it uses less digits than its factorization.
238899616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 392956 (or 392948 counting only the distinct ones).
The product of its digits is 1119744, while the sum is 52.
The square root of 238899616 is about 15456.3778421725. The cubic root of 238899616 is about 620.4952823551.
The spelling of 238899616 in words is "two hundred thirty-eight million, eight hundred ninety-nine thousand, six hundred sixteen".
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