Base | Representation |
---|---|
bin | 1001010010011101001000… |
… | …11011000100000000000000 |
3 | 2200022122100020020010201000 |
4 | 10221032210123010000000 |
5 | 10134122032440101201 |
6 | 111235133254212000 |
7 | 4205452445551530 |
oct | 451164433040000 |
9 | 80278306203630 |
10 | 20425328050176 |
11 | 6565373219405 |
12 | 235a695054000 |
13 | b5213c0c79ca |
14 | 50883c19d4c0 |
15 | 25649a151d86 |
hex | 1293a46c4000 |
20425328050176 has 1440 divisors, whose sum is σ = 74475270222080. Its totient is φ = 5415093927936.
The previous prime is 20425328050147. The next prime is 20425328050177. The reversal of 20425328050176 is 67105082352402.
20425328050176 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 53 + 28 + 0 + 501 + 76 = 666.
It is not an unprimeable number, because it can be changed into a prime (20425328050177) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60609281880 + ... + 60609282216.
Almost surely, 220425328050176 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20425328050176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37237635111040).
20425328050176 is an abundant number, since it is smaller than the sum of its proper divisors (54049942171904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20425328050176 is an equidigital number, since it uses as much as digits as its factorization.
20425328050176 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464 (or 409 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The spelling of 20425328050176 in words is "twenty trillion, four hundred twenty-five billion, three hundred twenty-eight million, fifty thousand, one hundred seventy-six".
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