Base | Representation |
---|---|
bin | 1111001000010001… |
… | …11001111100110001 |
3 | 202222001221002222201 |
4 | 13210020321330301 |
5 | 113113330211212 |
6 | 3421553303201 |
7 | 405166112410 |
oct | 74410717461 |
9 | 22861832881 |
10 | 8122507057 |
11 | 3498a41855 |
12 | 16a8264b01 |
13 | 9c5a371c2 |
14 | 570a77477 |
15 | 328148b57 |
hex | 1e4239f31 |
8122507057 has 8 divisors (see below), whose sum is σ = 9288756800. Its totient is φ = 6957730224.
The previous prime is 8122507037. The next prime is 8122507091. The reversal of 8122507057 is 7507052218.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8122507057 - 219 = 8121982769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8122507037) 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 7 ways as a sum of consecutive naturals, for example, 356382 + ... + 378487.
It is an arithmetic number, because the mean of its divisors is an integer number (1161094600).
Almost surely, 28122507057 is an apocalyptic number.
It is an amenable number.
8122507057 is a deficient number, since it is larger than the sum of its proper divisors (1166249743).
8122507057 is a wasteful number, since it uses less digits than its factorization.
8122507057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 736455.
The product of its (nonzero) digits is 39200, while the sum is 37.
The square root of 8122507057 is about 90124.9524660069. The cubic root of 8122507057 is about 2010.1572492340.
The spelling of 8122507057 in words is "eight billion, one hundred twenty-two million, five hundred seven thousand, fifty-seven".
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