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20340232422 = 233390038737
BaseRepresentation
bin10010111100010111…
…110101000011100110
31221111112201212101120
4102330113311003212
5313124044414142
613202201434410
71320023060106
oct227427650346
957445655346
1020340232422
118698592744
123b37a9ba06
131bc2020cb3
14dad56d206
157e0a757ec
hex4bc5f50e6

20340232422 has 8 divisors (see below), whose sum is σ = 40680464856. Its totient is φ = 6780077472.

The previous prime is 20340232421. The next prime is 20340232447. The reversal of 20340232422 is 22423204302.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

20340232422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20340232392 and 20340232401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340232421) 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 3 ways as a sum of consecutive naturals, for example, 1695019363 + ... + 1695019374.

It is an arithmetic number, because the mean of its divisors is an integer number (5085058107).

Almost surely, 220340232422 is an apocalyptic number.

20340232422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20340232422 is a wasteful number, since it uses less digits than its factorization.

20340232422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390038742.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 20340232422 its reverse (22423204302), we get a palindrome (42763436724).

The spelling of 20340232422 in words is "twenty billion, three hundred forty million, two hundred thirty-two thousand, four hundred twenty-two".

Divisors: 1 2 3 6 3390038737 6780077474 10170116211 20340232422