Base | Representation |
---|---|
bin | 1011100011011011010010 |
3 | 12200212120201 |
4 | 23203123102 |
5 | 1233404230 |
6 | 144525414 |
7 | 34513000 |
oct | 13433322 |
9 | 5625521 |
10 | 3028690 |
11 | 1789555 |
12 | 102086a |
13 | 820732 |
14 | 58ba70 |
15 | 3ec5ca |
hex | 2e36d2 |
3028690 has 32 divisors (see below), whose sum is σ = 6364800. Its totient is φ = 1037232.
The previous prime is 3028681. The next prime is 3028691. The reversal of 3028690 is 968203.
It is a super-2 number, since 2×30286902 = 18345926232200, which contains 22 as substring.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (3028691) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2989 + ... + 3871.
It is an arithmetic number, because the mean of its divisors is an integer number (198900).
Almost surely, 23028690 is an apocalyptic number.
3028690 is an abundant number, since it is smaller than the sum of its proper divisors (3336110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3028690 is an equidigital number, since it uses as much as digits as its factorization.
3028690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 911 (or 897 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 3028690 is about 1740.3131902046. The cubic root of 3028690 is about 144.6832562777.
The spelling of 3028690 in words is "three million, twenty-eight thousand, six hundred ninety".
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