Base | Representation |
---|---|
bin | 1011001101000011000… |
… | …0110100100000101001 |
3 | 200101211022222220220122 |
4 | 2303100300310200221 |
5 | 11123200120114240 |
6 | 224231412133025 |
7 | 16622600450234 |
oct | 2632060644051 |
9 | 611738886818 |
10 | 192481019945 |
11 | 746a35771a5 |
12 | 31379607175 |
13 | 151c6647056 |
14 | 945d66c41b |
15 | 50182e34b5 |
hex | 2cd0c34829 |
192481019945 has 16 divisors (see below), whose sum is σ = 232013366928. Its totient is φ = 153294766080.
The previous prime is 192481019917. The next prime is 192481019947. The reversal of 192481019945 is 549910184291.
It can be written as a sum of positive squares in 8 ways, for example, as 1703377984 + 190777641961 = 41272^2 + 436781^2 .
It is not a de Polignac number, because 192481019945 - 218 = 192480757801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (192481019947) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2167967 + ... + 2255003.
It is an arithmetic number, because the mean of its divisors is an integer number (14500835433).
Almost surely, 2192481019945 is an apocalyptic number.
It is an amenable number.
192481019945 is a deficient number, since it is larger than the sum of its proper divisors (39532346983).
192481019945 is a wasteful number, since it uses less digits than its factorization.
192481019945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89020.
The product of its (nonzero) digits is 933120, while the sum is 53.
The spelling of 192481019945 in words is "one hundred ninety-two billion, four hundred eighty-one million, nineteen thousand, nine hundred forty-five".
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