Base | Representation |
---|---|
bin | 111100010100011… |
… | …110110110101110 |
3 | 2121112021001001210 |
4 | 330110132312232 |
5 | 4033033032342 |
6 | 244230415250 |
7 | 34035606540 |
oct | 7424366656 |
9 | 2545231053 |
10 | 1012002222 |
11 | 47a281280 |
12 | 242b01526 |
13 | 1318801aa |
14 | 98593690 |
15 | 5dca279c |
hex | 3c51edae |
1012002222 has 32 divisors (see below), whose sum is σ = 2523435264. Its totient is φ = 262857600.
The previous prime is 1012002191. The next prime is 1012002227. The reversal of 1012002222 is 2222002101.
It is a junction number, because it is equal to n+sod(n) for n = 1012002198 and 1012002207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1012002227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094779 + ... + 1095702.
It is an arithmetic number, because the mean of its divisors is an integer number (78857352).
Almost surely, 21012002222 is an apocalyptic number.
1012002222 is an abundant number, since it is smaller than the sum of its proper divisors (1511433042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012002222 is a wasteful number, since it uses less digits than its factorization.
1012002222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2190504.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 1012002222 is about 31811.9823651403. The cubic root of 1012002222 is about 1003.9848406202.
Adding to 1012002222 its reverse (2222002101), we get a palindrome (3234004323).
The spelling of 1012002222 in words is "one billion, twelve million, two thousand, two hundred twenty-two".
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