Base | Representation |
---|---|
bin | 10100110000000001… |
… | …100101111000101000 |
3 | 2010111202210201200011 |
4 | 110300001211320220 |
5 | 331112310411133 |
6 | 14122513421304 |
7 | 1416063431236 |
oct | 246001457050 |
9 | 63452721604 |
10 | 22280560168 |
11 | 94a3882699 |
12 | 439986a834 |
13 | 2141004619 |
14 | 1115133956 |
15 | 8a609c6cd |
hex | 530065e28 |
22280560168 has 16 divisors (see below), whose sum is σ = 41814288180. Its totient is φ = 11130083328.
The previous prime is 22280560163. The next prime is 22280560171. The reversal of 22280560168 is 86106508222.
It can be written as a sum of positive squares in 2 ways, for example, as 22236177924 + 44382244 = 149118^2 + 6662^2 .
It is a super-2 number, since 2×222805601682 (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 22280560168.
It is not an unprimeable number, because it can be changed into a prime (22280560163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265305 + ... + 1282792.
Almost surely, 222280560168 is an apocalyptic number.
It is an amenable number.
22280560168 is a deficient number, since it is larger than the sum of its proper divisors (19533728012).
22280560168 is a wasteful number, since it uses less digits than its factorization.
22280560168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2549196 (or 2549192 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The spelling of 22280560168 in words is "twenty-two billion, two hundred eighty million, five hundred sixty thousand, one hundred sixty-eight".
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