Base | Representation |
---|---|
bin | 10100011111010011… |
… | …110011100010011100 |
3 | 2002210020002222211210 |
4 | 110133103303202130 |
5 | 330024012401022 |
6 | 14035014544420 |
7 | 1406116644261 |
oct | 243723634234 |
9 | 62706088753 |
10 | 22000122012 |
11 | 936a54a320 |
12 | 431b968110 |
13 | 20c7b9569b |
14 | 10c9bb3268 |
15 | 88b654a0c |
hex | 51f4f389c |
22000122012 has 48 divisors (see below), whose sum is σ = 58435114752. Its totient is φ = 6376846080.
The previous prime is 22000121993. The next prime is 22000122029. The reversal of 22000122012 is 21022100022.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3620173 + ... + 3626244.
It is an arithmetic number, because the mean of its divisors is an integer number (1217398224).
Almost surely, 222000122012 is an apocalyptic number.
22000122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
22000122012 is an abundant number, since it is smaller than the sum of its proper divisors (36434992740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22000122012 is a wasteful number, since it uses less digits than its factorization.
22000122012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7246458 (or 7246456 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 22000122012 its reverse (21022100022), we get a palindrome (43022222034).
The spelling of 22000122012 in words is "twenty-two billion, one hundred twenty-two thousand, twelve".
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