Base | Representation |
---|---|
bin | 1110010001001001001… |
… | …1110000010011010110 |
3 | 212102200212002122002110 |
4 | 3210102103300103112 |
5 | 13004001244214332 |
6 | 304335014451450 |
7 | 23465211131544 |
oct | 3442223602326 |
9 | 772625078073 |
10 | 245120304342 |
11 | 94a56026721 |
12 | 3b60a363b86 |
13 | 1a165132904 |
14 | bc14708d94 |
15 | 65997284cc |
hex | 39124f04d6 |
245120304342 has 64 divisors (see below), whose sum is σ = 504710325504. Its totient is φ = 79319882880.
The previous prime is 245120304307. The next prime is 245120304343. The reversal of 245120304342 is 243403021542.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245120304343) 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 31 ways as a sum of consecutive naturals, for example, 30083113 + ... + 30091259.
It is an arithmetic number, because the mean of its divisors is an integer number (7886098836).
Almost surely, 2245120304342 is an apocalyptic number.
245120304342 is an abundant number, since it is smaller than the sum of its proper divisors (259590021162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245120304342 is a wasteful number, since it uses less digits than its factorization.
245120304342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8893.
The product of its (nonzero) digits is 23040, while the sum is 30.
Adding to 245120304342 its reverse (243403021542), we get a palindrome (488523325884).
The spelling of 245120304342 in words is "two hundred forty-five billion, one hundred twenty million, three hundred four thousand, three hundred forty-two".
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