Base | Representation |
---|---|
bin | 1000010001000… |
… | …00010010000101 |
3 | 11211110202012011 |
4 | 10020200102011 |
5 | 120222310440 |
6 | 10514054221 |
7 | 1501236214 |
oct | 410402205 |
9 | 154422164 |
10 | 69338245 |
11 | 36159939 |
12 | 1b27a371 |
13 | 11499562 |
14 | 92cd07b |
15 | 61499ea |
hex | 4220485 |
69338245 has 8 divisors (see below), whose sum is σ = 84378240. Its totient is φ = 54689040.
The previous prime is 69338197. The next prime is 69338249. The reversal of 69338245 is 54283396.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-69338245 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 69338198 and 69338207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69338249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97305 + ... + 98014.
It is an arithmetic number, because the mean of its divisors is an integer number (10547280).
Almost surely, 269338245 is an apocalyptic number.
It is an amenable number.
69338245 is a deficient number, since it is larger than the sum of its proper divisors (15039995).
69338245 is a wasteful number, since it uses less digits than its factorization.
69338245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195395.
The product of its digits is 155520, while the sum is 40.
The square root of 69338245 is about 8326.9589286846. The cubic root of 69338245 is about 410.8257105406.
The spelling of 69338245 in words is "sixty-nine million, three hundred thirty-eight thousand, two hundred forty-five".
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