Base | Representation |
---|---|
bin | 1000010101110010100011… |
… | …11111000011110011001010 |
3 | 2101221101000212110111122222 |
4 | 10022321101333003303022 |
5 | 4400444113233322200 |
6 | 103001404151414042 |
7 | 3602041151236145 |
oct | 412712177036312 |
9 | 71841025414588 |
10 | 18340885839050 |
11 | 5931364a01585 |
12 | 2082705684322 |
13 | a306cc309748 |
14 | 4759bc9cd05c |
15 | 21c14dbced85 |
hex | 10ae51fc3cca |
18340885839050 has 48 divisors (see below), whose sum is σ = 34232157960000. Its totient is φ = 7310964044160.
The previous prime is 18340885839011. The next prime is 18340885839053. The reversal of 18340885839050 is 5093858804381.
It is a super-2 number, since 2×183408858390502 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (18340885839053) 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 23 ways as a sum of consecutive naturals, for example, 76615142 + ... + 76854158.
It is an arithmetic number, because the mean of its divisors is an integer number (713169957500).
Almost surely, 218340885839050 is an apocalyptic number.
18340885839050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18340885839050 is a deficient number, since it is larger than the sum of its proper divisors (15891272120950).
18340885839050 is a wasteful number, since it uses less digits than its factorization.
18340885839050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244335 (or 244330 counting only the distinct ones).
The product of its (nonzero) digits is 33177600, while the sum is 62.
The spelling of 18340885839050 in words is "eighteen trillion, three hundred forty billion, eight hundred eighty-five million, eight hundred thirty-nine thousand, fifty".
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