Base | Representation |
---|---|
bin | 10000001011100010100110… |
… | …011001100111001011111000 |
3 | 100022222000001212220101110212 |
4 | 100023202212121213023320 |
5 | 33311403341313021323 |
6 | 411203141213330252 |
7 | 20663161662542426 |
oct | 2013424631471370 |
9 | 308860055811425 |
10 | 71161809892088 |
11 | 20746610554963 |
12 | 7b93776196988 |
13 | 30926b71b3906 |
14 | 138036dd12116 |
15 | 836136a58b78 |
hex | 40b8a66672f8 |
71161809892088 has 32 divisors (see below), whose sum is σ = 134805250922160. Its totient is φ = 35213750092800.
The previous prime is 71161809892081. The next prime is 71161809892223. The reversal of 71161809892088 is 88029890816117.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71161809892081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92037395 + ... + 92807357.
Almost surely, 271161809892088 is an apocalyptic number.
It is an amenable number.
71161809892088 is a deficient number, since it is larger than the sum of its proper divisors (63643441030072).
71161809892088 is a wasteful number, since it uses less digits than its factorization.
71161809892088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 889167 (or 889163 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 68.
The spelling of 71161809892088 in words is "seventy-one trillion, one hundred sixty-one billion, eight hundred nine million, eight hundred ninety-two thousand, eighty-eight".
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