Base | Representation |
---|---|
bin | 1001000110101010001101… |
… | …00001001001111100010000 |
3 | 2121212220012000021121021011 |
4 | 10203111012201021330100 |
5 | 10111002003032210443 |
6 | 110325023421340304 |
7 | 4134253620242512 |
oct | 443250641117420 |
9 | 77786160247234 |
10 | 20020025663248 |
11 | 6419499625256 |
12 | 22b4022107694 |
13 | b22b5a0a5710 |
14 | 4d2d8db03bb2 |
15 | 24ab77ec0b9d |
hex | 123546849f10 |
20020025663248 has 40 divisors (see below), whose sum is σ = 41774096583576. Its totient is φ = 9239670528000.
The previous prime is 20020025663221. The next prime is 20020025663303. The reversal of 20020025663248 is 84236652002002.
It can be written as a sum of positive squares in 4 ways, for example, as 475421282064 + 19544604381184 = 689508^2 + 4420928^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 20020025663248.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3910398 + ... + 7438498.
Almost surely, 220020025663248 is an apocalyptic number.
It is an amenable number.
20020025663248 is an abundant number, since it is smaller than the sum of its proper divisors (21754070920328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020025663248 is a wasteful number, since it uses less digits than its factorization.
20020025663248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3555403 (or 3555397 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 40.
The spelling of 20020025663248 in words is "twenty trillion, twenty billion, twenty-five million, six hundred sixty-three thousand, two hundred forty-eight".
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