Base | Representation |
---|---|
bin | 100011110000001000… |
… | …000100010110001011 |
3 | 10200002100112000120002 |
4 | 203300020010112023 |
5 | 1112104411311123 |
6 | 25345124153215 |
7 | 2526204614162 |
oct | 436010042613 |
9 | 120070460502 |
10 | 38388385163 |
11 | 1530a273a57 |
12 | 753423880b |
13 | 380a210c0b |
14 | 1c025323d9 |
15 | eea291528 |
hex | 8f020458b |
38388385163 has 2 divisors, whose sum is σ = 38388385164. Its totient is φ = 38388385162.
The previous prime is 38388385159. The next prime is 38388385169. The reversal of 38388385163 is 36158388383.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 38388385163 - 22 = 38388385159 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38388385099 and 38388385108.
It is not a weakly prime, because it can be changed into another prime (38388385169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19194192581 + 19194192582.
It is an arithmetic number, because the mean of its divisors is an integer number (19194192582).
Almost surely, 238388385163 is an apocalyptic number.
38388385163 is a deficient number, since it is larger than the sum of its proper divisors (1).
38388385163 is an equidigital number, since it uses as much as digits as its factorization.
38388385163 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 9953280, while the sum is 56.
The spelling of 38388385163 in words is "thirty-eight billion, three hundred eighty-eight million, three hundred eighty-five thousand, one hundred sixty-three".
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