Base | Representation |
---|---|
bin | 1100101101000010… |
… | …01011100111010100 |
3 | 122121022111111102112 |
4 | 12112201023213110 |
5 | 102431440414040 |
6 | 3044433330152 |
7 | 331004103005 |
oct | 62641134724 |
9 | 18538444375 |
10 | 6820248020 |
11 | 298a941313 |
12 | 13a4106958 |
13 | 848cbac21 |
14 | 489b291ac |
15 | 29db5e365 |
hex | 19684b9d4 |
6820248020 has 48 divisors (see below), whose sum is σ = 15487718400. Its totient is φ = 2512986624.
The previous prime is 6820248013. The next prime is 6820248023. The reversal of 6820248020 is 208420286.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6820248023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197420 + ... + 229379.
It is an arithmetic number, because the mean of its divisors is an integer number (322660800).
Almost surely, 26820248020 is an apocalyptic number.
It is an amenable number.
6820248020 is an abundant number, since it is smaller than the sum of its proper divisors (8667470380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6820248020 is a wasteful number, since it uses less digits than its factorization.
6820248020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 426872 (or 426870 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 6820248020 is about 82584.7929100752. The cubic root of 6820248020 is about 1896.4150332178.
The spelling of 6820248020 in words is "six billion, eight hundred twenty million, two hundred forty-eight thousand, twenty".
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