Base | Representation |
---|---|
bin | 11111011011111001010 |
3 | 1221100000111 |
4 | 3323133022 |
5 | 230430330 |
6 | 34024534 |
7 | 11520115 |
oct | 3733712 |
9 | 1840014 |
10 | 1030090 |
11 | 643a16 |
12 | 41814a |
13 | 2a0b29 |
14 | 1cb57c |
15 | 15532a |
hex | fb7ca |
1030090 has 16 divisors (see below), whose sum is σ = 1866240. Its totient is φ = 409360.
The previous prime is 1030069. The next prime is 1030091. The reversal of 1030090 is 900301.
It is a happy number.
It is a super-2 number, since 2×10300902 = 2122170816200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1030090.
It is not an unprimeable number, because it can be changed into a prime (1030091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2175 + ... + 2605.
It is an arithmetic number, because the mean of its divisors is an integer number (116640).
21030090 is an apocalyptic number.
1030090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1030090 is a deficient number, since it is larger than the sum of its proper divisors (836150).
1030090 is a wasteful number, since it uses less digits than its factorization.
1030090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 677.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 1030090 is about 1014.9334953582. The cubic root of 1030090 is about 100.9931047804.
Adding to 1030090 its reverse (900301), we get a palindrome (1930391).
The spelling of 1030090 in words is "one million, thirty thousand, ninety".
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