Base | Representation |
---|---|
bin | 100001000111000… |
… | …1101001010111110 |
3 | 2212102120200020010 |
4 | 1002032031022332 |
5 | 4233410121342 |
6 | 302125004050 |
7 | 36350342004 |
oct | 10216151276 |
9 | 2772520203 |
10 | 1111020222 |
11 | 520161a34 |
12 | 2700b3626 |
13 | 14923ba20 |
14 | a77aaa74 |
15 | 6781129c |
hex | 4238d2be |
1111020222 has 32 divisors (see below), whose sum is σ = 2470164480. Its totient is φ = 330824160.
The previous prime is 1111020217. The next prime is 1111020241. The reversal of 1111020222 is 2220201111.
It is a junction number, because it is equal to n+sod(n) for n = 1111020198 and 1111020207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227322 + ... + 232157.
It is an arithmetic number, because the mean of its divisors is an integer number (77192640).
Almost surely, 21111020222 is an apocalyptic number.
1111020222 is an abundant number, since it is smaller than the sum of its proper divisors (1359144258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111020222 is a wasteful number, since it uses less digits than its factorization.
1111020222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 459528.
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 1111020222 is about 33331.9699687852. The cubic root of 1111020222 is about 1035.7159265212.
Adding to 1111020222 its reverse (2220201111), we get a palindrome (3331221333).
The spelling of 1111020222 in words is "one billion, one hundred eleven million, twenty thousand, two hundred twenty-two".
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