Base | Representation |
---|---|
bin | 1011001011010010100… |
… | …0100110001001011111 |
3 | 200100121110000000002020 |
4 | 2302310220212021133 |
5 | 11121213312230134 |
6 | 224112513231223 |
7 | 16605110303025 |
oct | 2626450461137 |
9 | 610543000066 |
10 | 192009101919 |
11 | 744811501a8 |
12 | 31267562513 |
13 | 1514c944c0b |
14 | 9416b06715 |
15 | 4edbb75b49 |
hex | 2cb4a2625f |
192009101919 has 24 divisors (see below), whose sum is σ = 266302718640. Its totient is φ = 122969463552.
The previous prime is 192009101887. The next prime is 192009101923. The reversal of 192009101919 is 919101900291.
192009101919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 192009101919 - 25 = 192009101887 is a prime.
It is a super-4 number, since 4×1920091019194 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (192009101519) 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 23 ways as a sum of consecutive naturals, for example, 554167 + ... + 831335.
It is an arithmetic number, because the mean of its divisors is an integer number (11095946610).
Almost surely, 2192009101919 is an apocalyptic number.
192009101919 is a deficient number, since it is larger than the sum of its proper divisors (74293616721).
192009101919 is an equidigital number, since it uses as much as digits as its factorization.
192009101919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277367 (or 277288 counting only the distinct ones).
The product of its (nonzero) digits is 13122, while the sum is 42.
The spelling of 192009101919 in words is "one hundred ninety-two billion, nine million, one hundred one thousand, nine hundred nineteen".
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