Base | Representation |
---|---|
bin | 111011111100010101100… |
… | …1111110011000000000101 |
3 | 1002011120221100002121102101 |
4 | 1313320223033303000011 |
5 | 2034434343021210302 |
6 | 25304411400312101 |
7 | 1510132015446202 |
oct | 167705317630005 |
9 | 32146840077371 |
10 | 8238472835077 |
11 | 2696a0a158901 |
12 | b10807a72631 |
13 | 479b66781bb4 |
14 | 206a5c196ca9 |
15 | e447ccad287 |
hex | 77e2b3f3005 |
8238472835077 has 4 divisors (see below), whose sum is σ = 8241297134476. Its totient is φ = 8235648535680.
The previous prime is 8238472835003. The next prime is 8238472835081. The reversal of 8238472835077 is 7705382748328.
It is a Cunningham number, because it is equal to 28702742+1.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8227179309636 + 11293525441 = 2868306^2 + 106271^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8238472835077 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 (8238472835977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1412145324 + ... + 1412151157.
It is an arithmetic number, because the mean of its divisors is an integer number (2060324283619).
Almost surely, 28238472835077 is an apocalyptic number.
It is an amenable number.
8238472835077 is a deficient number, since it is larger than the sum of its proper divisors (2824299399).
8238472835077 is a wasteful number, since it uses less digits than its factorization.
8238472835077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2824299398.
The product of its (nonzero) digits is 126443520, while the sum is 64.
The spelling of 8238472835077 in words is "eight trillion, two hundred thirty-eight billion, four hundred seventy-two million, eight hundred thirty-five thousand, seventy-seven".
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