Base | Representation |
---|---|
bin | 111110100010010100110 |
3 | 10212002221221 |
4 | 13310102212 |
5 | 1011033230 |
6 | 111530554 |
7 | 23263213 |
oct | 7642246 |
9 | 3762857 |
10 | 2049190 |
11 | 117a650 |
12 | 829a5a |
13 | 569950 |
14 | 3b4b0a |
15 | 2a727a |
hex | 1f44a6 |
2049190 has 32 divisors (see below), whose sum is σ = 4336416. Its totient is φ = 687360.
The previous prime is 2049167. The next prime is 2049191. The reversal of 2049190 is 919402.
It is a super-2 number, since 2×20491902 = 8398359312200, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2049191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714 + ... + 2146.
It is an arithmetic number, because the mean of its divisors is an integer number (135513).
22049190 is an apocalyptic number.
2049190 is an abundant number, since it is smaller than the sum of its proper divisors (2287226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2049190 is a wasteful number, since it uses less digits than its factorization.
2049190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1464.
The product of its (nonzero) digits is 648, while the sum is 25.
The square root of 2049190 is about 1431.4992141109. The cubic root of 2049190 is about 127.0166758436.
The spelling of 2049190 in words is "two million, forty-nine thousand, one hundred ninety".
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