Base | Representation |
---|---|
bin | 101010011000… |
… | …0110100011010 |
3 | 1112210220012010 |
4 | 1110300310122 |
5 | 21142020213 |
6 | 2112130350 |
7 | 356603340 |
oct | 124606432 |
9 | 45726163 |
10 | 22220058 |
11 | 115a7293 |
12 | 75369b6 |
13 | 47aca83 |
14 | 2d45990 |
15 | 1e3dac3 |
hex | 1530d1a |
22220058 has 16 divisors (see below), whose sum is σ = 50788800. Its totient is φ = 6348576.
The previous prime is 22220057. The next prime is 22220083. The reversal of 22220058 is 85002222.
It is a super-3 number, since 3×222200583 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (22220057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264483 + ... + 264566.
It is an arithmetic number, because the mean of its divisors is an integer number (3174300).
Almost surely, 222220058 is an apocalyptic number.
22220058 is an abundant number, since it is smaller than the sum of its proper divisors (28568742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22220058 is a wasteful number, since it uses less digits than its factorization.
22220058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 529061.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 22220058 is about 4713.8156518897. The cubic root of 22220058 is about 281.1350945924.
The spelling of 22220058 in words is "twenty-two million, two hundred twenty thousand, fifty-eight".
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