Base | Representation |
---|---|
bin | 11100011110110… |
… | …10101100011101 |
3 | 121122120112002102 |
4 | 32033122230131 |
5 | 442131010100 |
6 | 35412534445 |
7 | 5630544062 |
oct | 1617325435 |
9 | 548515072 |
10 | 238922525 |
11 | 112958036 |
12 | 68021425 |
13 | 3a66459a |
14 | 23a34c69 |
15 | 15e96cd5 |
hex | e3dab1d |
238922525 has 6 divisors (see below), whose sum is σ = 296263962. Its totient is φ = 191138000.
The previous prime is 238922521. The next prime is 238922533. The reversal of 238922525 is 525229832.
It can be written as a sum of positive squares in 3 ways, for example, as 1207801 + 237714724 = 1099^2 + 15418^2 .
It is not a de Polignac number, because 238922525 - 22 = 238922521 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238922521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4778426 + ... + 4778475.
It is an arithmetic number, because the mean of its divisors is an integer number (49377327).
Almost surely, 2238922525 is an apocalyptic number.
238922525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
238922525 is a deficient number, since it is larger than the sum of its proper divisors (57341437).
238922525 is an equidigital number, since it uses as much as digits as its factorization.
238922525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9556911 (or 9556906 counting only the distinct ones).
The product of its digits is 86400, while the sum is 38.
The square root of 238922525 is about 15457.1189100686. The cubic root of 238922525 is about 620.5151156116.
The spelling of 238922525 in words is "two hundred thirty-eight million, nine hundred twenty-two thousand, five hundred twenty-five".
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