Base | Representation |
---|---|
bin | 110110001001111110101010… |
… | …100110101010100001011010 |
3 | 1011020022210220210102002220200 |
4 | 312021332222212222201122 |
5 | 222204321200024141132 |
6 | 2202322301315003030 |
7 | 101111646134616015 |
oct | 6611765246524132 |
9 | 1136283823362820 |
10 | 238180273662042 |
11 | 69989761154098 |
12 | 22868b23899476 |
13 | a2b93c384240a |
14 | 42b5db592437c |
15 | 1c80937541d7c |
hex | d89faa9aa85a |
238180273662042 has 24 divisors (see below), whose sum is σ = 533852337519540. Its totient is φ = 76655720258880.
The previous prime is 238180273662011. The next prime is 238180273662043. The reversal of 238180273662042 is 240266372081832.
238180273662042 is a `hidden beast` number, since 2 + 3 + 8 + 1 + 8 + 0 + 2 + 7 + 3 + 6 + 620 + 4 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 231310061272161 + 6870212389881 = 15208881^2 + 2621109^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 238180273662042.
It is not an unprimeable number, because it can be changed into a prime (238180273662043) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228142024059 + ... + 228142025102.
Almost surely, 2238180273662042 is an apocalyptic number.
238180273662042 is an abundant number, since it is smaller than the sum of its proper divisors (295672063857498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238180273662042 is a wasteful number, since it uses less digits than its factorization.
238180273662042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456284049198 (or 456284049195 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 54.
The spelling of 238180273662042 in words is "two hundred thirty-eight trillion, one hundred eighty billion, two hundred seventy-three million, six hundred sixty-two thousand, forty-two".
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