Base | Representation |
---|---|
bin | 1011001101100010001… |
… | …1010000111010110101 |
3 | 200102011102212100022212 |
4 | 2303120203100322311 |
5 | 11123432042342041 |
6 | 224252400503205 |
7 | 16626045205121 |
oct | 2633043207265 |
9 | 612142770285 |
10 | 192611684021 |
11 | 74760302039 |
12 | 313b531ab05 |
13 | 15217735b83 |
14 | 9472b62581 |
15 | 5024a038eb |
hex | 2cd88d0eb5 |
192611684021 has 4 divisors (see below), whose sum is σ = 192616268832. Its totient is φ = 192607099212.
The previous prime is 192611683963. The next prime is 192611684033. The reversal of 192611684021 is 120486116291.
192611684021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 120486116291 = 23557 ⋅5114663.
It is a cyclic number.
It is not a de Polignac number, because 192611684021 - 210 = 192611682997 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 192611684021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (192611624021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2228801 + ... + 2313606.
It is an arithmetic number, because the mean of its divisors is an integer number (48154067208).
Almost surely, 2192611684021 is an apocalyptic number.
It is an amenable number.
192611684021 is a deficient number, since it is larger than the sum of its proper divisors (4584811).
192611684021 is an equidigital number, since it uses as much as digits as its factorization.
192611684021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4584810.
The product of its (nonzero) digits is 41472, while the sum is 41.
The spelling of 192611684021 in words is "one hundred ninety-two billion, six hundred eleven million, six hundred eighty-four thousand, twenty-one".
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