Base | Representation |
---|---|
bin | 10011010000110110… |
… | …111010111000110010 |
3 | 1222101111110100211201 |
4 | 103100312322320302 |
5 | 314330041131330 |
6 | 13300240201414 |
7 | 1331365323301 |
oct | 232066727062 |
9 | 58344410751 |
10 | 20683927090 |
11 | 88545a0622 |
12 | 401300926a |
13 | 1c482aa218 |
14 | 1003078438 |
15 | 810d15eca |
hex | 4d0dbae32 |
20683927090 has 32 divisors (see below), whose sum is σ = 37523741184. Its totient is φ = 8208600960.
The previous prime is 20683927067. The next prime is 20683927111. The reversal of 20683927090 is 9072938602.
It is a self number, because there is not a number n which added to its sum of digits gives 20683927090.
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, 3546757 + ... + 3552583.
It is an arithmetic number, because the mean of its divisors is an integer number (1172616912).
Almost surely, 220683927090 is an apocalyptic number.
20683927090 is a deficient number, since it is larger than the sum of its proper divisors (16839814094).
20683927090 is a wasteful number, since it uses less digits than its factorization.
20683927090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8562.
The product of its (nonzero) digits is 326592, while the sum is 46.
The spelling of 20683927090 in words is "twenty billion, six hundred eighty-three million, nine hundred twenty-seven thousand, ninety".
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