Base | Representation |
---|---|
bin | 1010000110001100100100… |
… | …10010101000110010011101 |
3 | 2220121121012000122102122021 |
4 | 11003012102102220302131 |
5 | 10402234012404442341 |
6 | 115115552025020141 |
7 | 4451060341500121 |
oct | 503062222506235 |
9 | 86547160572567 |
10 | 22203140312221 |
11 | 7090331965080 |
12 | 25a714a924651 |
13 | c50993637c8b |
14 | 56a8cdcbb581 |
15 | 28784bd459d1 |
hex | 1431924a8c9d |
22203140312221 has 16 divisors (see below), whose sum is σ = 24273101260800. Its totient is φ = 20141764865200.
The previous prime is 22203140312209. The next prime is 22203140312231. The reversal of 22203140312221 is 12221304130222.
It is not a de Polignac number, because 22203140312221 - 241 = 20004117056669 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22203140312201) by changing a digit.
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, 173491626 + ... + 173619556.
It is an arithmetic number, because the mean of its divisors is an integer number (1517068828800).
Almost surely, 222203140312221 is an apocalyptic number.
It is an amenable number.
22203140312221 is a deficient number, since it is larger than the sum of its proper divisors (2069960948579).
22203140312221 is a wasteful number, since it uses less digits than its factorization.
22203140312221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161360.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 22203140312221 its reverse (12221304130222), we get a palindrome (34424444442443).
The spelling of 22203140312221 in words is "twenty-two trillion, two hundred three billion, one hundred forty million, three hundred twelve thousand, two hundred twenty-one".
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