Base | Representation |
---|---|
bin | 1010001111101… |
… | …11111011001101 |
3 | 12222201201110011 |
4 | 11013313323031 |
5 | 134000401112 |
6 | 12310113221 |
7 | 2062364356 |
oct | 507677315 |
9 | 188651404 |
10 | 85950157 |
11 | 44575697 |
12 | 2494b811 |
13 | 14a647a7 |
14 | b5b4d2d |
15 | 782baa7 |
hex | 51f7ecd |
85950157 has 2 divisors, whose sum is σ = 85950158. Its totient is φ = 85950156.
The previous prime is 85950083. The next prime is 85950187. The reversal of 85950157 is 75105958.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 56040196 + 29909961 = 7486^2 + 5469^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85950157 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85950187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42975078 + 42975079.
It is an arithmetic number, because the mean of its divisors is an integer number (42975079).
Almost surely, 285950157 is an apocalyptic number.
It is an amenable number.
85950157 is a deficient number, since it is larger than the sum of its proper divisors (1).
85950157 is an equidigital number, since it uses as much as digits as its factorization.
85950157 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 63000, while the sum is 40.
The square root of 85950157 is about 9270.9307515481. The cubic root of 85950157 is about 441.3152056371.
The spelling of 85950157 in words is "eighty-five million, nine hundred fifty thousand, one hundred fifty-seven".
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