Base | Representation |
---|---|
bin | 11100011100111… |
… | …01100101001111 |
3 | 121122002210201101 |
4 | 32032131211033 |
5 | 442100002312 |
6 | 35403323531 |
7 | 5625452224 |
oct | 1616354517 |
9 | 548083641 |
10 | 238672207 |
11 | 1127a6a64 |
12 | 67b205a7 |
13 | 3a5a7677 |
14 | 239ab94b |
15 | 15e47a57 |
hex | e39d94f |
238672207 has 2 divisors, whose sum is σ = 238672208. Its totient is φ = 238672206.
The previous prime is 238672151. The next prime is 238672229. The reversal of 238672207 is 702276832.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 238672207 - 27 = 238672079 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (238672507) by changing a digit.
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 as a sum of consecutive naturals, namely, 119336103 + 119336104.
It is an arithmetic number, because the mean of its divisors is an integer number (119336104).
Almost surely, 2238672207 is an apocalyptic number.
238672207 is a deficient number, since it is larger than the sum of its proper divisors (1).
238672207 is an equidigital number, since it uses as much as digits as its factorization.
238672207 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 56448, while the sum is 37.
The square root of 238672207 is about 15449.0196129075. The cubic root of 238672207 is about 620.2983363033.
The spelling of 238672207 in words is "two hundred thirty-eight million, six hundred seventy-two thousand, two hundred seven".
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