Base | Representation |
---|---|
bin | 111101010010101… |
… | …111011011100100 |
3 | 2122122222020000200 |
4 | 331102233123210 |
5 | 4101222314134 |
6 | 250012310500 |
7 | 34324413240 |
oct | 7522573344 |
9 | 2578866020 |
10 | 1028323044 |
11 | 488509361 |
12 | 248472430 |
13 | 135075a98 |
14 | 9a801420 |
15 | 60428499 |
hex | 3d4af6e4 |
1028323044 has 36 divisors (see below), whose sum is σ = 2970711744. Its totient is φ = 293806512.
The previous prime is 1028323039. The next prime is 1028323069. The reversal of 1028323044 is 4403238201.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 1028322999 and 1028323017.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2040072 + ... + 2040575.
Almost surely, 21028323044 is an apocalyptic number.
1028323044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1028323044 is an abundant number, since it is smaller than the sum of its proper divisors (1942388700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1028323044 is a wasteful number, since it uses less digits than its factorization.
1028323044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4080664 (or 4080659 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 1028323044 is about 32067.4764208224. The cubic root of 1028323044 is about 1009.3532584709.
The spelling of 1028323044 in words is "one billion, twenty-eight million, three hundred twenty-three thousand, forty-four".
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