Base | Representation |
---|---|
bin | 111110100010111010010 |
3 | 10212010101001 |
4 | 13310113102 |
5 | 1011040430 |
6 | 111532214 |
7 | 23264122 |
oct | 7642722 |
9 | 3763331 |
10 | 2049490 |
11 | 117a8a3 |
12 | 82a06a |
13 | 569b21 |
14 | 3b4c82 |
15 | 2a73ca |
hex | 1f45d2 |
2049490 has 16 divisors (see below), whose sum is σ = 3706560. Its totient is φ = 815920.
The previous prime is 2049451. The next prime is 2049491. The reversal of 2049490 is 949402.
It is not an unprimeable number, because it can be changed into a prime (2049491) 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, 2781 + ... + 3439.
It is an arithmetic number, because the mean of its divisors is an integer number (231660).
22049490 is an apocalyptic number.
2049490 is a deficient number, since it is larger than the sum of its proper divisors (1657070).
2049490 is a wasteful number, since it uses less digits than its factorization.
2049490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 977.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 2049490 is about 1431.6039955239. The cubic root of 2049490 is about 127.0228739257.
The spelling of 2049490 in words is "two million, forty-nine thousand, four hundred ninety".
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