Base | Representation |
---|---|
bin | 11100101011001… |
… | …01011001001101 |
3 | 121202121122202202 |
4 | 32111211121031 |
5 | 443034223323 |
6 | 35511331245 |
7 | 5650356335 |
oct | 1625453115 |
9 | 552548682 |
10 | 240539213 |
11 | 113861742 |
12 | 68680b25 |
13 | 3aaac3c5 |
14 | 23d360c5 |
15 | 161b5d28 |
hex | e56564d |
240539213 has 2 divisors, whose sum is σ = 240539214. Its totient is φ = 240539212.
The previous prime is 240539207. The next prime is 240539219. The reversal of 240539213 is 312935042.
It is a balanced prime because it is at equal distance from previous prime (240539207) and next prime (240539219).
It can be written as a sum of positive squares in only one way, i.e., 134490409 + 106048804 = 11597^2 + 10298^2 .
It is a cyclic number.
It is not a de Polignac number, because 240539213 - 28 = 240538957 is a prime.
It is a super-2 number, since 2×2405392132 = 115718225981318738, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (240539219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120269606 + 120269607.
It is an arithmetic number, because the mean of its divisors is an integer number (120269607).
Almost surely, 2240539213 is an apocalyptic number.
It is an amenable number.
240539213 is a deficient number, since it is larger than the sum of its proper divisors (1).
240539213 is an equidigital number, since it uses as much as digits as its factorization.
240539213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6480, while the sum is 29.
The square root of 240539213 is about 15509.3266456026. The cubic root of 240539213 is about 621.9115586800.
The spelling of 240539213 in words is "two hundred forty million, five hundred thirty-nine thousand, two hundred thirteen".
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