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20110310422 = 210055155211
BaseRepresentation
bin10010101110101010…
…101111110000010110
31220220112002121200221
4102232222233300112
5312141214413142
613123305424554
71311231550426
oct225652576026
956815077627
1020110310422
11858a822964
123a92a9b15a
131b864bb387
14d8abdc486
157ca7aa767
hex4aeaafc16

20110310422 has 4 divisors (see below), whose sum is σ = 30165465636. Its totient is φ = 10055155210.

The previous prime is 20110310417. The next prime is 20110310431. The reversal of 20110310422 is 22401301102.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20110310396 and 20110310405.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5027577604 + ... + 5027577607.

It is an arithmetic number, because the mean of its divisors is an integer number (7541366409).

Almost surely, 220110310422 is an apocalyptic number.

20110310422 is a deficient number, since it is larger than the sum of its proper divisors (10055155214).

20110310422 is a wasteful number, since it uses less digits than its factorization.

20110310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055155213.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20110310422 its reverse (22401301102), we get a palindrome (42511611524).

The spelling of 20110310422 in words is "twenty billion, one hundred ten million, three hundred ten thousand, four hundred twenty-two".

Divisors: 1 2 10055155211 20110310422