Base | Representation |
---|---|
bin | 1001010010101010110… |
… | …0011011110010100111 |
3 | 120021000220011022210022 |
4 | 2110222230123302213 |
5 | 10103410300044231 |
6 | 201155534345355 |
7 | 14350532205500 |
oct | 2245254336247 |
9 | 507026138708 |
10 | 159630081191 |
11 | 61776023739 |
12 | 26b2b95b25b |
13 | 1208c72b259 |
14 | 7a2473dba7 |
15 | 424426bc7b |
hex | 252ab1bca7 |
159630081191 has 6 divisors (see below), whose sum is σ = 185692135320. Its totient is φ = 136825783836.
The previous prime is 159630081179. The next prime is 159630081241. The reversal of 159630081191 is 191180036951.
It is not a de Polignac number, because 159630081191 - 214 = 159630064807 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159630081131) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1628878331 + ... + 1628878428.
It is an arithmetic number, because the mean of its divisors is an integer number (30948689220).
Almost surely, 2159630081191 is an apocalyptic number.
159630081191 is a deficient number, since it is larger than the sum of its proper divisors (26062054129).
159630081191 is an equidigital number, since it uses as much as digits as its factorization.
159630081191 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3257756773 (or 3257756766 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 44.
The spelling of 159630081191 in words is "one hundred fifty-nine billion, six hundred thirty million, eighty-one thousand, one hundred ninety-one".
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