Base | Representation |
---|---|
bin | 10110111010100… |
… | …00101101101101 |
3 | 111101200210021202 |
4 | 23131100231231 |
5 | 343202020023 |
6 | 31023535245 |
7 | 4522562126 |
oct | 1335205555 |
9 | 441623252 |
10 | 192220013 |
11 | 99559817 |
12 | 5445a525 |
13 | 30a9206b |
14 | 1b75904d |
15 | 11d1e128 |
hex | b750b6d |
192220013 has 8 divisors (see below), whose sum is σ = 197592696. Its totient is φ = 186880000.
The previous prime is 192220001. The next prime is 192220027. The reversal of 192220013 is 310022291.
It can be written as a sum of positive squares in 4 ways, for example, as 57729604 + 134490409 = 7598^2 + 11597^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 192220013 - 24 = 192219997 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 (192220213) 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, 4013 + ... + 20013.
It is an arithmetic number, because the mean of its divisors is an integer number (24699087).
Almost surely, 2192220013 is an apocalyptic number.
It is an amenable number.
192220013 is a deficient number, since it is larger than the sum of its proper divisors (5372683).
192220013 is a wasteful number, since it uses less digits than its factorization.
192220013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16335.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 192220013 is about 13864.3432228144. The cubic root of 192220013 is about 577.1201007122.
The spelling of 192220013 in words is "one hundred ninety-two million, two hundred twenty thousand, thirteen".
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