Base | Representation |
---|---|
bin | 1001010010001011001000… |
… | …01010110011100111011110 |
3 | 2200021201101110022000020200 |
4 | 10221011210022303213132 |
5 | 10133442232442043400 |
6 | 111230454052524330 |
7 | 4204661042464056 |
oct | 451054412634736 |
9 | 80251343260220 |
10 | 20415660112350 |
11 | 6561261997648 |
12 | 23588373206a6 |
13 | b5125b152b39 |
14 | 5081a2198566 |
15 | 2560d14d7b00 |
hex | 1291642b39de |
20415660112350 has 144 divisors (see below), whose sum is σ = 54955717683360. Its totient is φ = 5433697209600.
The previous prime is 20415660112303. The next prime is 20415660112363. The reversal of 20415660112350 is 5321106651402.
20415660112350 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 5 + 6 + 601 + 12 + 35 + 0 = 666.
20415660112350 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 796260831 + ... + 796286469.
Almost surely, 220415660112350 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20415660112350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27477858841680).
20415660112350 is an abundant number, since it is smaller than the sum of its proper divisors (34540057571010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20415660112350 is a wasteful number, since it uses less digits than its factorization.
20415660112350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28995 (or 28987 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
Adding to 20415660112350 its reverse (5321106651402), we get a palindrome (25736766763752).
The spelling of 20415660112350 in words is "twenty trillion, four hundred fifteen billion, six hundred sixty million, one hundred twelve thousand, three hundred fifty".
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