Base | Representation |
---|---|
bin | 111101010010000… |
… | …011111010011000 |
3 | 2122122122011111202 |
4 | 331102003322120 |
5 | 4101201113132 |
6 | 250004413332 |
7 | 34323041453 |
oct | 7522037230 |
9 | 2578564452 |
10 | 1028144792 |
11 | 4883a7444 |
12 | 2483a7248 |
13 | 1350128cc |
14 | 9a79649a |
15 | 603e0762 |
hex | 3d483e98 |
1028144792 has 32 divisors (see below), whose sum is σ = 1975979280. Its totient is φ = 501258240.
The previous prime is 1028144771. The next prime is 1028144837. The reversal of 1028144792 is 2974418201.
It is a happy number.
1028144792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229292 + ... + 233732.
Almost surely, 21028144792 is an apocalyptic number.
It is an amenable number.
1028144792 is a deficient number, since it is larger than the sum of its proper divisors (947834488).
1028144792 is a wasteful number, since it uses less digits than its factorization.
1028144792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5163 (or 5159 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 1028144792 is about 32064.6969734629. The cubic root of 1028144792 is about 1009.2949338569.
The spelling of 1028144792 in words is "one billion, twenty-eight million, one hundred forty-four thousand, seven hundred ninety-two".
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