Base | Representation |
---|---|
bin | 100111010101111… |
… | …0101000001011110 |
3 | 10102000000122112021 |
4 | 1032223311001132 |
5 | 10200422042342 |
6 | 334554330354 |
7 | 44466524452 |
oct | 11653650136 |
9 | 3360018467 |
10 | 1320112222 |
11 | 618194940 |
12 | 30a1299ba |
13 | 18065a4c0 |
14 | c7478662 |
15 | 7ad64567 |
hex | 4eaf505e |
1320112222 has 32 divisors (see below), whose sum is σ = 2330433504. Its totient is φ = 552921600.
The previous prime is 1320112201. The next prime is 1320112231. The reversal of 1320112222 is 2222110231.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1320112196 and 1320112205.
It is a congruent number.
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, 172722 + ... + 180202.
It is an arithmetic number, because the mean of its divisors is an integer number (72826047).
Almost surely, 21320112222 is an apocalyptic number.
1320112222 is a deficient number, since it is larger than the sum of its proper divisors (1010321282).
1320112222 is a wasteful number, since it uses less digits than its factorization.
1320112222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8124.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1320112222 is about 36333.3486207919. The cubic root of 1320112222 is about 1096.9923962703.
Adding to 1320112222 its reverse (2222110231), we get a palindrome (3542222453).
The spelling of 1320112222 in words is "one billion, three hundred twenty million, one hundred twelve thousand, two hundred twenty-two".
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