Base | Representation |
---|---|
bin | 11011111100010100010… |
… | …011000011011000000000 |
3 | 20210120100101222112020100 |
4 | 123330110103003120000 |
5 | 222430022333421232 |
6 | 4030042403242400 |
7 | 255505056343056 |
oct | 33742423033000 |
9 | 6716311875210 |
10 | 1920190920192 |
11 | 680391795996 |
12 | 270190079400 |
13 | 10c0c4b57aac |
14 | 68d1b2121d6 |
15 | 34e36672c7c |
hex | 1bf144c3600 |
1920190920192 has 60 divisors (see below), whose sum is σ = 5541801021900. Its totient is φ = 640063638528.
The previous prime is 1920190920187. The next prime is 1920190920199. The reversal of 1920190920192 is 2910290910291.
1920190920192 is a `hidden beast` number, since 192 + 0 + 190 + 92 + 0 + 192 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1920190920199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208349442 + ... + 208358657.
It is an arithmetic number, because the mean of its divisors is an integer number (92363350365).
Almost surely, 21920190920192 is an apocalyptic number.
1920190920192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1920190920192 is an abundant number, since it is smaller than the sum of its proper divisors (3621610101708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1920190920192 is an equidigital number, since it uses as much as digits as its factorization.
1920190920192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416708123 (or 416708104 counting only the distinct ones).
The product of its (nonzero) digits is 52488, while the sum is 45.
Subtracting 1920190920192 from its reverse (2910290910291), we obtain a palindrome (990099990099).
The spelling of 1920190920192 in words is "one trillion, nine hundred twenty billion, one hundred ninety million, nine hundred twenty thousand, one hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.123 sec. • engine limits •