Base | Representation |
---|---|
bin | 10110111111011… |
… | …011010011100011 |
3 | 222212210220010211 |
4 | 112333123103203 |
5 | 1242221210132 |
6 | 102135234551 |
7 | 12362420425 |
oct | 2677332343 |
9 | 885726124 |
10 | 385725667 |
11 | 188806448 |
12 | a9218a57 |
13 | 61bb4352 |
14 | 3932a815 |
15 | 23ce4147 |
hex | 16fdb4e3 |
385725667 has 2 divisors, whose sum is σ = 385725668. Its totient is φ = 385725666.
The previous prime is 385725643. The next prime is 385725671. The reversal of 385725667 is 766527583.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 385725667 - 215 = 385692899 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 385725667.
It is not a weakly prime, because it can be changed into another prime (385725677) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192862833 + 192862834.
It is an arithmetic number, because the mean of its divisors is an integer number (192862834).
Almost surely, 2385725667 is an apocalyptic number.
385725667 is a deficient number, since it is larger than the sum of its proper divisors (1).
385725667 is an equidigital number, since it uses as much as digits as its factorization.
385725667 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2116800, while the sum is 49.
The square root of 385725667 is about 19639.8998724535. The cubic root of 385725667 is about 727.9354105590.
The spelling of 385725667 in words is "three hundred eighty-five million, seven hundred twenty-five thousand, six hundred sixty-seven".
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