Base | Representation |
---|---|
bin | 10100010001011… |
… | …011111100101101 |
3 | 212200222122101221 |
4 | 110101123330231 |
5 | 1144032141440 |
6 | 53425503341 |
7 | 11266634431 |
oct | 2421337455 |
9 | 780878357 |
10 | 340115245 |
11 | 164a93688 |
12 | 95aa1b51 |
13 | 55604c32 |
14 | 332569c1 |
15 | 1ecd4d4a |
hex | 1445bf2d |
340115245 has 8 divisors (see below), whose sum is σ = 408305016. Its totient is φ = 271981056.
The previous prime is 340115239. The next prime is 340115263. The reversal of 340115245 is 542511043.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 110229001 + 229886244 = 10499^2 + 15162^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-340115245 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029 + ... + 26101.
It is an arithmetic number, because the mean of its divisors is an integer number (51038127).
Almost surely, 2340115245 is an apocalyptic number.
It is an amenable number.
340115245 is a deficient number, since it is larger than the sum of its proper divisors (68189771).
340115245 is a wasteful number, since it uses less digits than its factorization.
340115245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27791.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 340115245 is about 18442.2136686462. The cubic root of 340115245 is about 698.0320542308.
Adding to 340115245 its reverse (542511043), we get a palindrome (882626288).
The spelling of 340115245 in words is "three hundred forty million, one hundred fifteen thousand, two hundred forty-five".
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