Base | Representation |
---|---|
bin | 111100011101001… |
… | …1001110010011100 |
3 | 12020101010022222202 |
4 | 1320322121302130 |
5 | 13123303412100 |
6 | 533143231032 |
7 | 101161416311 |
oct | 17072316234 |
9 | 5211108882 |
10 | 2028575900 |
11 | 95109510a |
12 | 487448478 |
13 | 264371090 |
14 | 1535b6d08 |
15 | bd1597d5 |
hex | 78e99c9c |
2028575900 has 36 divisors (see below), whose sum is σ = 4740628872. Its totient is φ = 749012160.
The previous prime is 2028575893. The next prime is 2028575909. The reversal of 2028575900 is 95758202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2028575909) 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, 778922 + ... + 781521.
Almost surely, 22028575900 is an apocalyptic number.
2028575900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2028575900 is an abundant number, since it is smaller than the sum of its proper divisors (2712052972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2028575900 is a wasteful number, since it uses less digits than its factorization.
2028575900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1560470 (or 1560463 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 38.
The square root of 2028575900 is about 45039.7146971426. The cubic root of 2028575900 is about 1265.8932590131.
The spelling of 2028575900 in words is "two billion, twenty-eight million, five hundred seventy-five thousand, nine hundred".
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