Base | Representation |
---|---|
bin | 1100110011100111000… |
… | …0000000111001111111 |
3 | 210000220000210210110220 |
4 | 3030321300000321333 |
5 | 12101041112020111 |
6 | 245023333232423 |
7 | 21616052004552 |
oct | 3147160007177 |
9 | 700800723426 |
10 | 220012220031 |
11 | 8534118731a |
12 | 36781792713 |
13 | 179933b4ca6 |
14 | a911c68699 |
15 | 5aca305e06 |
hex | 3339c00e7f |
220012220031 has 16 divisors (see below), whose sum is σ = 306420601344. Its totient is φ = 140152519584.
The previous prime is 220012220017. The next prime is 220012220081. The reversal of 220012220031 is 130022210022.
It is a happy number.
It is not a de Polignac number, because 220012220031 - 218 = 220011957887 is a prime.
It is a super-2 number, since 2×2200122200312 (a number of 23 digits) contains 22 as substring.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220012220011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581976 + ... + 1715421.
It is an arithmetic number, because the mean of its divisors is an integer number (19151287584).
Almost surely, 2220012220031 is an apocalyptic number.
220012220031 is a deficient number, since it is larger than the sum of its proper divisors (86408381313).
220012220031 is a wasteful number, since it uses less digits than its factorization.
220012220031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3298390.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 220012220031 its reverse (130022210022), we get a palindrome (350034430053).
The spelling of 220012220031 in words is "two hundred twenty billion, twelve million, two hundred twenty thousand, thirty-one".
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