Base | Representation |
---|---|
bin | 111110100101110… |
… | …1101010100010010 |
3 | 12102100221021212110 |
4 | 1331023231110102 |
5 | 13300124034302 |
6 | 544223010150 |
7 | 103021404612 |
oct | 17513552422 |
9 | 5370837773 |
10 | 2100221202 |
11 | 98857a302 |
12 | 4a7439956 |
13 | 276167751 |
14 | 15cd06a42 |
15 | c45acb6c |
hex | 7d2ed512 |
2100221202 has 32 divisors (see below), whose sum is σ = 4437547200. Its totient is φ = 660823488.
The previous prime is 2100221153. The next prime is 2100221231. The reversal of 2100221202 is 2021220012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1677 + ... + 64832.
It is an arithmetic number, because the mean of its divisors is an integer number (138673350).
Almost surely, 22100221202 is an apocalyptic number.
2100221202 is an abundant number, since it is smaller than the sum of its proper divisors (2337325998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100221202 is a wasteful number, since it uses less digits than its factorization.
2100221202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66810.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 2100221202 is about 45828.1703976932. The cubic root of 2100221202 is about 1280.6241263728.
Adding to 2100221202 its reverse (2021220012), we get a palindrome (4121441214).
The spelling of 2100221202 in words is "two billion, one hundred million, two hundred twenty-one thousand, two hundred two".
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