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20330003105 = 526083155887
BaseRepresentation
bin10010111011110000…
…110011101010100001
31221110211111011101222
4102323300303222201
5313113440044410
613201154304425
71316540114036
oct227360635241
957424434358
1020330003105
118692836265
123b34588115
131bbcb7bc49
14dac06938d
157dec04955
hex4bbc33aa1

20330003105 has 8 divisors (see below), whose sum is σ = 24397095552. Its totient is φ = 16263274608.

The previous prime is 20330003087. The next prime is 20330003147. The reversal of 20330003105 is 50130003302.

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

It is a cyclic number.

It is not a de Polignac number, because 20330003105 - 216 = 20329937569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52472 + ... + 208358.

It is an arithmetic number, because the mean of its divisors is an integer number (3049636944).

Almost surely, 220330003105 is an apocalyptic number.

It is an amenable number.

20330003105 is a deficient number, since it is larger than the sum of its proper divisors (4067092447).

20330003105 is a wasteful number, since it uses less digits than its factorization.

20330003105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181975.

The product of its (nonzero) digits is 270, while the sum is 17.

Adding to 20330003105 its reverse (50130003302), we get a palindrome (70460006407).

The spelling of 20330003105 in words is "twenty billion, three hundred thirty million, three thousand, one hundred five".

Divisors: 1 5 26083 130415 155887 779435 4066000621 20330003105