Base | Representation |
---|---|
bin | 10011010111001… |
… | …11110001101001 |
3 | 102022122022011001 |
4 | 21223213301221 |
5 | 313040230212 |
6 | 24041235001 |
7 | 4011430006 |
oct | 1153476151 |
9 | 368568131 |
10 | 162430057 |
11 | 83762119 |
12 | 46492a61 |
13 | 2786187a |
14 | 178028ad |
15 | e3d7657 |
hex | 9ae7c69 |
162430057 has 2 divisors, whose sum is σ = 162430058. Its totient is φ = 162430056.
The previous prime is 162430033. The next prime is 162430061. The reversal of 162430057 is 750034261.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 103815721 + 58614336 = 10189^2 + 7656^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-162430057 is a prime.
It is not a weakly prime, because it can be changed into another prime (162430027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81215028 + 81215029.
It is an arithmetic number, because the mean of its divisors is an integer number (81215029).
Almost surely, 2162430057 is an apocalyptic number.
It is an amenable number.
162430057 is a deficient number, since it is larger than the sum of its proper divisors (1).
162430057 is an equidigital number, since it uses as much as digits as its factorization.
162430057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 162430057 is about 12744.8050985490. The cubic root of 162430057 is about 545.6181376874.
The spelling of 162430057 in words is "one hundred sixty-two million, four hundred thirty thousand, fifty-seven".
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