Base | Representation |
---|---|
bin | 10111000011101… |
… | …000001011010001 |
3 | 222221212211211111 |
4 | 113003220023101 |
5 | 1243011430321 |
6 | 102215013321 |
7 | 12404655253 |
oct | 2703501321 |
9 | 887784744 |
10 | 386826961 |
11 | 189398904 |
12 | a966a241 |
13 | 621ab6c1 |
14 | 39535cd3 |
15 | 23e605e1 |
hex | 170e82d1 |
386826961 has 2 divisors, whose sum is σ = 386826962. Its totient is φ = 386826960.
The previous prime is 386826953. The next prime is 386826977. The reversal of 386826961 is 169628683.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 376942225 + 9884736 = 19415^2 + 3144^2 .
It is a cyclic number.
It is not a de Polignac number, because 386826961 - 23 = 386826953 is a prime.
It is not a weakly prime, because it can be changed into another prime (386826991) 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, 193413480 + 193413481.
It is an arithmetic number, because the mean of its divisors is an integer number (193413481).
Almost surely, 2386826961 is an apocalyptic number.
It is an amenable number.
386826961 is a deficient number, since it is larger than the sum of its proper divisors (1).
386826961 is an equidigital number, since it uses as much as digits as its factorization.
386826961 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 746496, while the sum is 49.
The square root of 386826961 is about 19667.9170478218. The cubic root of 386826961 is about 728.6275338478.
The spelling of 386826961 in words is "three hundred eighty-six million, eight hundred twenty-six thousand, nine hundred sixty-one".
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