Base | Representation |
---|---|
bin | 11111101100010011010 |
3 | 1221202112121 |
4 | 3331202122 |
5 | 231212430 |
6 | 34131454 |
7 | 11553445 |
oct | 3754232 |
9 | 1852477 |
10 | 1038490 |
11 | 64a262 |
12 | 420b8a |
13 | 2a48bb |
14 | 1d065c |
15 | 157a7a |
hex | fd89a |
1038490 has 16 divisors (see below), whose sum is σ = 1934280. Its totient is φ = 400960.
The previous prime is 1038487. The next prime is 1038497. The reversal of 1038490 is 948301.
It can be written as a sum of positive squares in 4 ways, for example, as 986049 + 52441 = 993^2 + 229^2 .
It is a super-2 number, since 2×10384902 = 2156922960200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1038497) 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, 1501 + ... + 2080.
21038490 is an apocalyptic number.
1038490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1038490 is a deficient number, since it is larger than the sum of its proper divisors (895790).
1038490 is a wasteful number, since it uses less digits than its factorization.
1038490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3617.
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 1038490 is about 1019.0632953845. The cubic root of 1038490 is about 101.2668823142.
The spelling of 1038490 in words is "one million, thirty-eight thousand, four hundred ninety".
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