Base | Representation |
---|---|
bin | 11110110001110000111101 |
3 | 120011220102122 |
4 | 132301300331 |
5 | 4031140112 |
6 | 444532325 |
7 | 125402216 |
oct | 36616075 |
9 | 16156378 |
10 | 8068157 |
11 | 46107a9 |
12 | 28510a5 |
13 | 1896476 |
14 | 110040d |
15 | a95872 |
hex | 7b1c3d |
8068157 has 4 divisors (see below), whose sum is σ = 8078940. Its totient is φ = 8057376.
The previous prime is 8068139. The next prime is 8068163. The reversal of 8068157 is 7518608.
It is a happy number.
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 4044121 + 4024036 = 2011^2 + 2006^2 .
It is a cyclic number.
It is not a de Polignac number, because 8068157 - 218 = 7806013 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 (8068127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4178 + ... + 5795.
It is an arithmetic number, because the mean of its divisors is an integer number (2019735).
Almost surely, 28068157 is an apocalyptic number.
It is an amenable number.
8068157 is a deficient number, since it is larger than the sum of its proper divisors (10783).
8068157 is an equidigital number, since it uses as much as digits as its factorization.
8068157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10782.
The product of its (nonzero) digits is 13440, while the sum is 35.
The square root of 8068157 is about 2840.4501403827. The cubic root of 8068157 is about 200.5663696133.
The spelling of 8068157 in words is "eight million, sixty-eight thousand, one hundred fifty-seven".
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