Base | Representation |
---|---|
bin | 111100001111000… |
… | …0100111000100010 |
3 | 12012212011001220101 |
4 | 1320132010320202 |
5 | 13114403301432 |
6 | 532320133014 |
7 | 101041331206 |
oct | 17036047042 |
9 | 5185131811 |
10 | 2021150242 |
11 | 947983101 |
12 | 484a6716a |
13 | 2629711b7 |
14 | 152602b06 |
15 | bc68e4e7 |
hex | 78784e22 |
2021150242 has 16 divisors (see below), whose sum is σ = 3116171520. Its totient is φ = 982637712.
The previous prime is 2021150203. The next prime is 2021150269. The reversal of 2021150242 is 2420511202.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33517 + ... + 71872.
It is an arithmetic number, because the mean of its divisors is an integer number (194760720).
Almost surely, 22021150242 is an apocalyptic number.
2021150242 is a deficient number, since it is larger than the sum of its proper divisors (1095021278).
2021150242 is a wasteful number, since it uses less digits than its factorization.
2021150242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105657.
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 2021150242 is about 44957.2045616718. The cubic root of 2021150242 is about 1264.3467580824.
Adding to 2021150242 its reverse (2420511202), we get a palindrome (4441661444).
The spelling of 2021150242 in words is "two billion, twenty-one million, one hundred fifty thousand, two hundred forty-two".
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