Base | Representation |
---|---|
bin | 111000101111101… |
… | …1011100100011110 |
3 | 11220200211111212110 |
4 | 1301133123210132 |
5 | 12344420033143 |
6 | 512534414450 |
7 | 65120166216 |
oct | 16137334436 |
9 | 4820744773 |
10 | 1904064798 |
11 | 897882079 |
12 | 451801426 |
13 | 244627a7c |
14 | 140c45246 |
15 | b2262533 |
hex | 717db91e |
1904064798 has 64 divisors (see below), whose sum is σ = 4056579072. Its totient is φ = 594570240.
The previous prime is 1904064769. The next prime is 1904064809. The reversal of 1904064798 is 8974604091.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 1378068 + ... + 1379448.
It is an arithmetic number, because the mean of its divisors is an integer number (63384048).
Almost surely, 21904064798 is an apocalyptic number.
1904064798 is an abundant number, since it is smaller than the sum of its proper divisors (2152514274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1904064798 is a wasteful number, since it uses less digits than its factorization.
1904064798 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1609.
The product of its (nonzero) digits is 435456, while the sum is 48.
The square root of 1904064798 is about 43635.5909550908. The cubic root of 1904064798 is about 1239.4449471253. Note that the first 3 decimals are identical.
It can be divided in two parts, 19040 and 64798, that added together give a palindrome (83838).
The spelling of 1904064798 in words is "one billion, nine hundred four million, sixty-four thousand, seven hundred ninety-eight".
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