Base | Representation |
---|---|
bin | 10111001001000… |
… | …110100010100011 |
3 | 1000001120202101222 |
4 | 113021012202203 |
5 | 1243343341201 |
6 | 102305445255 |
7 | 12423113222 |
oct | 2711064243 |
9 | 1001522358 |
10 | 388262051 |
11 | 18a189031 |
12 | aa04082b |
13 | 62591978 |
14 | 397cacb9 |
15 | 2414591b |
hex | 172468a3 |
388262051 has 2 divisors, whose sum is σ = 388262052. Its totient is φ = 388262050.
The previous prime is 388262003. The next prime is 388262059. The reversal of 388262051 is 150262883.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-388262051 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (388262059) 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, 194131025 + 194131026.
It is an arithmetic number, because the mean of its divisors is an integer number (194131026).
Almost surely, 2388262051 is an apocalyptic number.
388262051 is a deficient number, since it is larger than the sum of its proper divisors (1).
388262051 is an equidigital number, since it uses as much as digits as its factorization.
388262051 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 388262051 is about 19704.3662927789. The cubic root of 388262051 is about 729.5274673840.
The spelling of 388262051 in words is "three hundred eighty-eight million, two hundred sixty-two thousand, fifty-one".
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