Base | Representation |
---|---|
bin | 1111010010111110… |
… | …01110101000010011 |
3 | 210012022210021022122 |
4 | 13221133032220103 |
5 | 113304313320021 |
6 | 3434520524455 |
7 | 410335634165 |
oct | 75137165023 |
9 | 23168707278 |
10 | 8212245011 |
11 | 3534664253 |
12 | 171232072b |
13 | a0b4c6a99 |
14 | 57c956935 |
15 | 330e72bab |
hex | 1e97cea13 |
8212245011 has 4 divisors (see below), whose sum is σ = 8324741592. Its totient is φ = 8099748432.
The previous prime is 8212244947. The next prime is 8212245017. The reversal of 8212245011 is 1105422128.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 8212245011 - 26 = 8212244947 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8212245017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56248181 + ... + 56248326.
It is an arithmetic number, because the mean of its divisors is an integer number (2081185398).
Almost surely, 28212245011 is an apocalyptic number.
8212245011 is a deficient number, since it is larger than the sum of its proper divisors (112496581).
8212245011 is a wasteful number, since it uses less digits than its factorization.
8212245011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112496580.
The product of its (nonzero) digits is 1280, while the sum is 26.
The square root of 8212245011 is about 90621.4379217192. The cubic root of 8212245011 is about 2017.5329332353.
Adding to 8212245011 its reverse (1105422128), we get a palindrome (9317667139).
The spelling of 8212245011 in words is "eight billion, two hundred twelve million, two hundred forty-five thousand, eleven".
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