Base | Representation |
---|---|
bin | 110110100010110… |
… | …0111110100100110 |
3 | 11201112211022012200 |
4 | 1231011213310212 |
5 | 12222012042444 |
6 | 501335155330 |
7 | 63232234665 |
oct | 15505476446 |
9 | 4645738180 |
10 | 1830190374 |
11 | 85a105131 |
12 | 430b15b46 |
13 | 2322308ac |
14 | 1350d4ddc |
15 | aaa1d969 |
hex | 6d167d26 |
1830190374 has 24 divisors (see below), whose sum is σ = 4006296840. Its totient is φ = 603773568.
The previous prime is 1830190367. The next prime is 1830190379. The reversal of 1830190374 is 4730910381.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1830190379) 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 11 ways as a sum of consecutive naturals, for example, 522364 + ... + 525855.
It is an arithmetic number, because the mean of its divisors is an integer number (166929035).
Almost surely, 21830190374 is an apocalyptic number.
1830190374 is an abundant number, since it is smaller than the sum of its proper divisors (2176106466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1830190374 is a wasteful number, since it uses less digits than its factorization.
1830190374 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1048324 (or 1048321 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 1830190374 is about 42780.7243276689. The cubic root of 1830190374 is about 1223.2036141751.
The spelling of 1830190374 in words is "one billion, eight hundred thirty million, one hundred ninety thousand, three hundred seventy-four".
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