Base | Representation |
---|---|
bin | 10100100101010001… |
… | …100111011111101010 |
3 | 2010001012110002001220 |
4 | 110211101213133222 |
5 | 330230123233230 |
6 | 14052552122510 |
7 | 1411443462024 |
oct | 244521473752 |
9 | 63035402056 |
10 | 22100211690 |
11 | 9410aa2167 |
12 | 4349396436 |
13 | 211283ac4b |
14 | 10d91c9014 |
15 | 895325d10 |
hex | 5254677ea |
22100211690 has 32 divisors (see below), whose sum is σ = 54169032960. Its totient is φ = 5767998144.
The previous prime is 22100211689. The next prime is 22100211709. The reversal of 22100211690 is 9611200122.
It is a super-2 number, since 2×221002116902 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22100211690.
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, 7835545 + ... + 7838364.
It is an arithmetic number, because the mean of its divisors is an integer number (1692782280).
Almost surely, 222100211690 is an apocalyptic number.
22100211690 is an abundant number, since it is smaller than the sum of its proper divisors (32068821270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22100211690 is a wasteful number, since it uses less digits than its factorization.
22100211690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15673966.
The product of its (nonzero) digits is 432, while the sum is 24.
The spelling of 22100211690 in words is "twenty-two billion, one hundred million, two hundred eleven thousand, six hundred ninety".
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