Base | Representation |
---|---|
bin | 10010111010110000… |
… | …110011111111111110 |
3 | 1221102122220212021110 |
4 | 102322300303333332 |
5 | 313100141233022 |
6 | 13155354542450 |
7 | 1316244403626 |
oct | 227260637776 |
9 | 57378825243 |
10 | 20313227262 |
11 | 8684318329 |
12 | 3b2aa37a26 |
13 | 1bb9557203 |
14 | da9b3d886 |
15 | 7dd4de00c |
hex | 4bac33ffe |
20313227262 has 64 divisors (see below), whose sum is σ = 43809486336. Its totient is φ = 6263241600.
The previous prime is 20313227213. The next prime is 20313227269. The reversal of 20313227262 is 26272231302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20313227269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582388 + ... + 616280.
It is an arithmetic number, because the mean of its divisors is an integer number (684523224).
Almost surely, 220313227262 is an apocalyptic number.
20313227262 is an abundant number, since it is smaller than the sum of its proper divisors (23496259074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20313227262 is a wasteful number, since it uses less digits than its factorization.
20313227262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34065.
The product of its (nonzero) digits is 12096, while the sum is 30.
Adding to 20313227262 its reverse (26272231302), we get a palindrome (46585458564).
The spelling of 20313227262 in words is "twenty billion, three hundred thirteen million, two hundred twenty-seven thousand, two hundred sixty-two".
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