Base | Representation |
---|---|
bin | 110110000111111010111011… |
… | …001000100111010011101101 |
3 | 1011012211021210102220000101101 |
4 | 312013322323020213103231 |
5 | 222200011444132421321 |
6 | 2202133304541243101 |
7 | 101065510535520352 |
oct | 6607727310472355 |
9 | 1135737712800341 |
10 | 238038817076461 |
11 | 69934771642715 |
12 | 22845626263491 |
13 | a2a8c6c27bb7b |
14 | 42ad1d6a94629 |
15 | 1c7be089ee791 |
hex | d87ebb2274ed |
238038817076461 has 2 divisors, whose sum is σ = 238038817076462. Its totient is φ = 238038817076460.
The previous prime is 238038817076393. The next prime is 238038817076471. The reversal of 238038817076461 is 164670718830832.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 152967893984361 + 85070923092100 = 12368019^2 + 9223390^2 .
It is a cyclic number.
It is not a de Polignac number, because 238038817076461 - 235 = 238004457338093 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 238038817076393 and 238038817076402.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (238038817076471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119019408538230 + 119019408538231.
It is an arithmetic number, because the mean of its divisors is an integer number (119019408538231).
Almost surely, 2238038817076461 is an apocalyptic number.
It is an amenable number.
238038817076461 is a deficient number, since it is larger than the sum of its proper divisors (1).
238038817076461 is an equidigital number, since it uses as much as digits as its factorization.
238038817076461 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 65028096, while the sum is 64.
The spelling of 238038817076461 in words is "two hundred thirty-eight trillion, thirty-eight billion, eight hundred seventeen million, seventy-six thousand, four hundred sixty-one".
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