Base | Representation |
---|---|
bin | 111100001101001… |
… | …110101101111000 |
3 | 2121101200110020022 |
4 | 330031032231320 |
5 | 4032041213422 |
6 | 244121550012 |
7 | 34013501126 |
oct | 7415165570 |
9 | 2541613208 |
10 | 1010101112 |
11 | 4791a2a09 |
12 | 242345308 |
13 | 131365a87 |
14 | 9821a916 |
15 | 5da29342 |
hex | 3c34eb78 |
1010101112 has 16 divisors (see below), whose sum is σ = 1922208360. Its totient is φ = 497512224.
The previous prime is 1010101109. The next prime is 1010101177. The reversal of 1010101112 is 2111010101.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a self number, because there is not a number n which added to its sum of digits gives 1010101112.
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 3 ways as a sum of consecutive naturals, for example, 941723 + ... + 942794.
Almost surely, 21010101112 is an apocalyptic number.
It is an amenable number.
1010101112 is a deficient number, since it is larger than the sum of its proper divisors (912107248).
1010101112 is a wasteful number, since it uses less digits than its factorization.
1010101112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1884590 (or 1884586 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 8.
The square root of 1010101112 is about 31782.0879112748. The cubic root of 1010101112 is about 1003.3557635875.
Adding to 1010101112 its reverse (2111010101), we get a palindrome (3121111213).
The spelling of 1010101112 in words is "one billion, ten million, one hundred one thousand, one hundred twelve".
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