Base | Representation |
---|---|
bin | 1011010110110001111… |
… | …01011110011101010010 |
3 | 1101022010210202220101010 |
4 | 11223120331132131102 |
5 | 22343100341111314 |
6 | 455125514351350 |
7 | 40122125131530 |
oct | 5533075363522 |
9 | 1338123686333 |
10 | 390187050834 |
11 | 140528466459 |
12 | 63754a2b556 |
13 | 2aa43623149 |
14 | 14c56c11150 |
15 | a23a188059 |
hex | 5ad8f5e752 |
390187050834 has 16 divisors (see below), whose sum is σ = 891856116288. Its totient is φ = 111482014512.
The previous prime is 390187050793. The next prime is 390187050857. The reversal of 390187050834 is 438050781093.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4645083897 + ... + 4645083980.
It is an arithmetic number, because the mean of its divisors is an integer number (55741007268).
Almost surely, 2390187050834 is an apocalyptic number.
390187050834 is an abundant number, since it is smaller than the sum of its proper divisors (501669065454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390187050834 is a wasteful number, since it uses less digits than its factorization.
390187050834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9290167889.
The product of its (nonzero) digits is 725760, while the sum is 48.
The spelling of 390187050834 in words is "three hundred ninety billion, one hundred eighty-seven million, fifty thousand, eight hundred thirty-four".
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