Base | Representation |
---|---|
bin | 100000000010111101010 |
3 | 1222100110020 |
4 | 10000113222 |
5 | 232100330 |
6 | 34301310 |
7 | 11632326 |
oct | 4002752 |
9 | 1870406 |
10 | 1050090 |
11 | 657a48 |
12 | 427836 |
13 | 2a9c72 |
14 | 1d4986 |
15 | 15b210 |
hex | 1005ea |
1050090 has 64 divisors (see below), whose sum is σ = 2799360. Its totient is φ = 250880.
The previous prime is 1050083. The next prime is 1050139. The reversal of 1050090 is 900501.
1050090 = T314 + T315 + ... + T333.
It is a super-2 number, since 2×10500902 = 2205378016200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14755 + ... + 14825.
It is an arithmetic number, because the mean of its divisors is an integer number (43740).
21050090 is an apocalyptic number.
1050090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1050090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1399680).
1050090 is an abundant number, since it is smaller than the sum of its proper divisors (1749270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1050090 is a wasteful number, since it uses less digits than its factorization.
1050090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127.
The product of its (nonzero) digits is 45, while the sum is 15.
The square root of 1050090 is about 1024.7389911582. The cubic root of 1050090 is about 101.6425395881.
Adding to 1050090 its reverse (900501), we get a palindrome (1950591).
The spelling of 1050090 in words is "one million, fifty thousand, ninety".
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