Base | Representation |
---|---|
bin | 11100011100111… |
… | …01100101101110 |
3 | 121122002210202112 |
4 | 32032131211232 |
5 | 442100002423 |
6 | 35403324022 |
7 | 5625452300 |
oct | 1616354556 |
9 | 548083675 |
10 | 238672238 |
11 | 1127a6a92 |
12 | 67b20612 |
13 | 3a5a769c |
14 | 239ab970 |
15 | 15e47a78 |
hex | e39d96e |
238672238 has 24 divisors (see below), whose sum is σ = 417867912. Its totient is φ = 101942064.
The previous prime is 238672229. The next prime is 238672249. The reversal of 238672238 is 832276832.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 238672195 and 238672204.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26120 + ... + 34052.
It is an arithmetic number, because the mean of its divisors is an integer number (17411163).
Almost surely, 2238672238 is an apocalyptic number.
238672238 is a deficient number, since it is larger than the sum of its proper divisors (179195674).
238672238 is a wasteful number, since it uses less digits than its factorization.
238672238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8256 (or 8249 counting only the distinct ones).
The product of its digits is 193536, while the sum is 41.
The square root of 238672238 is about 15449.0206162074. The cubic root of 238672238 is about 620.2983631592.
The spelling of 238672238 in words is "two hundred thirty-eight million, six hundred seventy-two thousand, two hundred thirty-eight".
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