Base | Representation |
---|---|
bin | 1011000101110100111… |
… | …0110100101101010010 |
3 | 200012211020202111020202 |
4 | 2301131032310231102 |
5 | 11110212414244033 |
6 | 223311211535202 |
7 | 16523553315326 |
oct | 2613516645522 |
9 | 605736674222 |
10 | 190542728018 |
11 | 73899447845 |
12 | 30b1845a502 |
13 | 14c77bc7256 |
14 | 9318077986 |
15 | 4e5306e8e8 |
hex | 2c5d3b4b52 |
190542728018 has 8 divisors (see below), whose sum is σ = 286041112560. Its totient is φ = 95195690500.
The previous prime is 190542728011. The next prime is 190542728023. The reversal of 190542728018 is 810827245091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (190542728011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37833608 + ... + 37838643.
It is an arithmetic number, because the mean of its divisors is an integer number (35755139070).
Almost surely, 2190542728018 is an apocalyptic number.
190542728018 is a deficient number, since it is larger than the sum of its proper divisors (95498384542).
190542728018 is a wasteful number, since it uses less digits than its factorization.
190542728018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75673512.
The product of its (nonzero) digits is 322560, while the sum is 47.
The spelling of 190542728018 in words is "one hundred ninety billion, five hundred forty-two million, seven hundred twenty-eight thousand, eighteen".
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