Base | Representation |
---|---|
bin | 111110100111110011010 |
3 | 10212020210210 |
4 | 13310332122 |
5 | 1011130434 |
6 | 111551550 |
7 | 23304330 |
oct | 7647632 |
9 | 3766723 |
10 | 2051994 |
11 | 118176a |
12 | 82b5b6 |
13 | 56acc9 |
14 | 3b5b50 |
15 | 2a7ee9 |
hex | 1f4f9a |
2051994 has 16 divisors (see below), whose sum is σ = 4690368. Its totient is φ = 586272.
The previous prime is 2051969. The next prime is 2051999. The reversal of 2051994 is 4991502.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (2051999) 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, 24387 + ... + 24470.
It is an arithmetic number, because the mean of its divisors is an integer number (293148).
22051994 is an apocalyptic number.
2051994 is an abundant number, since it is smaller than the sum of its proper divisors (2638374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2051994 is a wasteful number, since it uses less digits than its factorization.
2051994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48869.
The product of its (nonzero) digits is 3240, while the sum is 30.
The square root of 2051994 is about 1432.4782720865. The cubic root of 2051994 is about 127.0745836730.
The spelling of 2051994 in words is "two million, fifty-one thousand, nine hundred ninety-four".
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