Base | Representation |
---|---|
bin | 11101001111100… |
… | …00001011111101 |
3 | 122002120122002202 |
4 | 32213300023331 |
5 | 1000244131023 |
6 | 40201401245 |
7 | 6036014135 |
oct | 1647601375 |
9 | 562518082 |
10 | 245302013 |
11 | 116515040 |
12 | 6a199225 |
13 | 3ba89228 |
14 | 24815ac5 |
15 | 16807128 |
hex | e9f02fd |
245302013 has 8 divisors (see below), whose sum is σ = 267805440. Its totient is φ = 222832480.
The previous prime is 245302009. The next prime is 245302021. The reversal of 245302013 is 310203542.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245302013 - 22 = 245302009 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 (245302003) 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 7 ways as a sum of consecutive naturals, for example, 8081 + ... + 23577.
It is an arithmetic number, because the mean of its divisors is an integer number (33475680).
Almost surely, 2245302013 is an apocalyptic number.
It is an amenable number.
245302013 is a deficient number, since it is larger than the sum of its proper divisors (22503427).
245302013 is a wasteful number, since it uses less digits than its factorization.
245302013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16947.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 245302013 is about 15662.1203226128. The cubic root of 245302013 is about 625.9894837417.
Adding to 245302013 its reverse (310203542), we get a palindrome (555505555).
The spelling of 245302013 in words is "two hundred forty-five million, three hundred two thousand, thirteen".
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