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20050088818 = 231267320627
BaseRepresentation
bin10010101011000101…
…000001001101110010
31220202022210001012011
4102223011001031302
5312030310320233
613113314553134
71306600641304
oct225305011562
956668701164
1020050088818
118559830541
123a768987aa
131b76b945a6
14d82c03974
157c53620cd
hex4ab141372

20050088818 has 8 divisors (see below), whose sum is σ = 30076188912. Its totient is φ = 10024692516.

The previous prime is 20050088801. The next prime is 20050088843. The reversal of 20050088818 is 81888005002.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97780 + ... + 222847.

It is an arithmetic number, because the mean of its divisors is an integer number (3759523614).

Almost surely, 220050088818 is an apocalyptic number.

20050088818 is a deficient number, since it is larger than the sum of its proper divisors (10026100094).

20050088818 is a wasteful number, since it uses less digits than its factorization.

20050088818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351896.

The product of its (nonzero) digits is 40960, while the sum is 40.

The spelling of 20050088818 in words is "twenty billion, fifty million, eighty-eight thousand, eight hundred eighteen".

Divisors: 1 2 31267 62534 320627 641254 10025044409 20050088818