Base | Representation |
---|---|
bin | 1111010100010010… |
… | …00101100100011110 |
3 | 210020002102202100210 |
4 | 13222021011210132 |
5 | 113320120433300 |
6 | 3435552033250 |
7 | 410531125233 |
oct | 75211054436 |
9 | 23202382323 |
10 | 8223217950 |
11 | 353a8793a2 |
12 | 1715b32826 |
13 | a1086944c |
14 | 5801b178a |
15 | 331dde050 |
hex | 1ea24591e |
8223217950 has 24 divisors (see below), whose sum is σ = 20393580888. Its totient is φ = 2192858080.
The previous prime is 8223217939. The next prime is 8223217957. The reversal of 8223217950 is 597123228.
It is a junction number, because it is equal to n+sod(n) for n = 8223217899 and 8223217908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8223217957) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27410577 + ... + 27410876.
It is an arithmetic number, because the mean of its divisors is an integer number (849732537).
Almost surely, 28223217950 is an apocalyptic number.
8223217950 is an abundant number, since it is smaller than the sum of its proper divisors (12170362938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8223217950 is a wasteful number, since it uses less digits than its factorization.
8223217950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54821468 (or 54821463 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 8223217950 is about 90681.9604441810. The cubic root of 8223217950 is about 2018.4311209596.
The spelling of 8223217950 in words is "eight billion, two hundred twenty-three million, two hundred seventeen thousand, nine hundred fifty".
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