Base | Representation |
---|---|
bin | 110000010101010… |
… | …010111101011010 |
3 | 2002111211102122210 |
4 | 300111102331122 |
5 | 3130041422200 |
6 | 212244055550 |
7 | 26044305006 |
oct | 6025227532 |
9 | 2074742583 |
10 | 810889050 |
11 | 3867a8a44 |
12 | 1a76945b6 |
13 | cbcc630a |
14 | 799a1706 |
15 | 4b2c8650 |
hex | 30552f5a |
810889050 has 48 divisors (see below), whose sum is σ = 2022183072. Its totient is φ = 215035200.
The previous prime is 810888997. The next prime is 810889067. The reversal of 810889050 is 50988018.
810889050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12217 + ... + 42083.
It is an arithmetic number, because the mean of its divisors is an integer number (42128814).
Almost surely, 2810889050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 810889050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011091536).
810889050 is an abundant number, since it is smaller than the sum of its proper divisors (1211294022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
810889050 is a wasteful number, since it uses less digits than its factorization.
810889050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30063 (or 30058 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 39.
The square root of 810889050 is about 28476.1136744465. The cubic root of 810889050 is about 932.5106746233.
The spelling of 810889050 in words is "eight hundred ten million, eight hundred eighty-nine thousand, fifty".
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