Base | Representation |
---|---|
bin | 1001010011110000110011… |
… | …10001001100000000011010 |
3 | 2200110221021200010122110220 |
4 | 10221320121301030000122 |
5 | 10140341031043113440 |
6 | 111311522411420510 |
7 | 4211632534661103 |
oct | 451703161140032 |
9 | 80427250118426 |
10 | 20470246457370 |
11 | 6582423515586 |
12 | 2367330154736 |
13 | b5644a13b788 |
14 | 50aa9da6d3aa |
15 | 2577288248d0 |
hex | 129e19c4c01a |
20470246457370 has 32 divisors (see below), whose sum is σ = 49720502244672. Its totient is φ = 5392964527872.
The previous prime is 20470246457359. The next prime is 20470246457387. The reversal of 20470246457370 is 7375464207402.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4110488767 + ... + 4110493746.
It is an arithmetic number, because the mean of its divisors is an integer number (1553765695146).
Almost surely, 220470246457370 is an apocalyptic number.
20470246457370 is an abundant number, since it is smaller than the sum of its proper divisors (29250255787302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20470246457370 is a wasteful number, since it uses less digits than its factorization.
20470246457370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8220982606.
The product of its (nonzero) digits is 7902720, while the sum is 51.
The spelling of 20470246457370 in words is "twenty trillion, four hundred seventy billion, two hundred forty-six million, four hundred fifty-seven thousand, three hundred seventy".
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