Base | Representation |
---|---|
bin | 111100010100110… |
… | …110101110110110 |
3 | 2121112110000020000 |
4 | 330110312232312 |
5 | 4033044200042 |
6 | 244232452130 |
7 | 34036464633 |
oct | 7424665666 |
9 | 2545400200 |
10 | 1012100022 |
11 | 47a3387aa |
12 | 242b4a046 |
13 | 1318b586b |
14 | 985bb18a |
15 | 5dcc174c |
hex | 3c536bb6 |
1012100022 has 40 divisors (see below), whose sum is σ = 2271677232. Its totient is φ = 336798000.
The previous prime is 1012100009. The next prime is 1012100039. The reversal of 1012100022 is 2200012101.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1012099977 and 1012100013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97272 + ... + 107172.
Almost surely, 21012100022 is an apocalyptic number.
1012100022 is an abundant number, since it is smaller than the sum of its proper divisors (1259577210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012100022 is an equidigital number, since it uses as much as digits as its factorization.
1012100022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10546 (or 10537 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1012100022 is about 31813.5194846468. The cubic root of 1012100022 is about 1004.0171813116.
Adding to 1012100022 its reverse (2200012101), we get a palindrome (3212112123).
The spelling of 1012100022 in words is "one billion, twelve million, one hundred thousand, twenty-two".
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