Base | Representation |
---|---|
bin | 1001010010001010110101… |
… | …10000111111100001101100 |
3 | 2200021200222110102212121010 |
4 | 10221011122300333201230 |
5 | 10133441422100203234 |
6 | 111230430255305220 |
7 | 4204654115515605 |
oct | 451053260774154 |
9 | 80250873385533 |
10 | 20415502350444 |
11 | 6561190933803 |
12 | 23587b251b210 |
13 | b51234566cb6 |
14 | 50818924cdac |
15 | 2560c27236e9 |
hex | 12915ac3f86c |
20415502350444 has 12 divisors (see below), whose sum is σ = 47636172151064. Its totient is φ = 6805167450144.
The previous prime is 20415502350443. The next prime is 20415502350449. The reversal of 20415502350444 is 44405320551402.
20415502350444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (20415502350443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850645931257 + ... + 850645931280.
Almost surely, 220415502350444 is an apocalyptic number.
It is an amenable number.
20415502350444 is an abundant number, since it is smaller than the sum of its proper divisors (27220669800620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20415502350444 is a wasteful number, since it uses less digits than its factorization.
20415502350444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1701291862544 (or 1701291862542 counting only the distinct ones).
The product of its (nonzero) digits is 384000, while the sum is 39.
The spelling of 20415502350444 in words is "twenty trillion, four hundred fifteen billion, five hundred two million, three hundred fifty thousand, four hundred forty-four".
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