Base | Representation |
---|---|
bin | 11100011011111… |
… | …11111111010010 |
3 | 121121212122110000 |
4 | 32031333333102 |
5 | 442032112434 |
6 | 35400550430 |
7 | 5624435643 |
oct | 1615777722 |
9 | 547778400 |
10 | 238550994 |
11 | 112723990 |
12 | 67a82416 |
13 | 3a564446 |
14 | 239796ca |
15 | 15e21b99 |
hex | e37ffd2 |
238550994 has 80 divisors (see below), whose sum is σ = 586491840. Its totient is φ = 71871840.
The previous prime is 238550993. The next prime is 238550999. The reversal of 238550994 is 499055832.
238550994 is a `hidden beast` number, since 2 + 3 + 8 + 550 + 9 + 94 = 666.
It is not an unprimeable number, because it can be changed into a prime (238550993) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 468412 + ... + 468920.
It is an arithmetic number, because the mean of its divisors is an integer number (7331148).
Almost surely, 2238550994 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 238550994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293245920).
238550994 is an abundant number, since it is smaller than the sum of its proper divisors (347940846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238550994 is a wasteful number, since it uses less digits than its factorization.
238550994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 797 (or 788 counting only the distinct ones).
The product of its (nonzero) digits is 388800, while the sum is 45.
The square root of 238550994 is about 15445.0961149486. The cubic root of 238550994 is about 620.1933094756.
The spelling of 238550994 in words is "two hundred thirty-eight million, five hundred fifty thousand, nine hundred ninety-four".
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