Base | Representation |
---|---|
bin | 10100011111111001… |
… | …111000010110110100 |
3 | 2002210220220002111011 |
4 | 110133321320112310 |
5 | 330034041300340 |
6 | 14040012522004 |
7 | 1406300535100 |
oct | 243771702664 |
9 | 62726802434 |
10 | 22010103220 |
11 | 9375147356 |
12 | 4323180304 |
13 | 20c9c7b821 |
14 | 10cb250900 |
15 | 88c4770ea |
hex | 51fe785b4 |
22010103220 has 36 divisors (see below), whose sum is σ = 53767540260. Its totient is φ = 7546320768.
The previous prime is 22010103217. The next prime is 22010103221. The reversal of 22010103220 is 2230101022.
It can be written as a sum of positive squares in 2 ways, for example, as 7935602724 + 14074500496 = 89082^2 + 118636^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 22010103220.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22010103221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11228665 + ... + 11230624.
It is an arithmetic number, because the mean of its divisors is an integer number (1493542785).
Almost surely, 222010103220 is an apocalyptic number.
22010103220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22010103220 is an abundant number, since it is smaller than the sum of its proper divisors (31757437040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22010103220 is a wasteful number, since it uses less digits than its factorization.
22010103220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22459312 (or 22459303 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 22010103220 its reverse (2230101022), we get a palindrome (24240204242).
The spelling of 22010103220 in words is "twenty-two billion, ten million, one hundred three thousand, two hundred twenty".
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