Base | Representation |
---|---|
bin | 10011011100111… |
… | …11011001001101 |
3 | 102101001111211121 |
4 | 21232133121031 |
5 | 313233312112 |
6 | 24105320541 |
7 | 4021011505 |
oct | 1156373115 |
9 | 371044747 |
10 | 163182157 |
11 | 84126196 |
12 | 46796151 |
13 | 27a65cb8 |
14 | 1795aa05 |
15 | e4d5407 |
hex | 9b9f64d |
163182157 has 2 divisors, whose sum is σ = 163182158. Its totient is φ = 163182156.
The previous prime is 163182143. The next prime is 163182161. The reversal of 163182157 is 751281361.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 104980516 + 58201641 = 10246^2 + 7629^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-163182157 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (163182197) 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 as a sum of consecutive naturals, namely, 81591078 + 81591079.
It is an arithmetic number, because the mean of its divisors is an integer number (81591079).
Almost surely, 2163182157 is an apocalyptic number.
It is an amenable number.
163182157 is a deficient number, since it is larger than the sum of its proper divisors (1).
163182157 is an equidigital number, since it uses as much as digits as its factorization.
163182157 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 10080, while the sum is 34.
The square root of 163182157 is about 12774.2771615462. The cubic root of 163182157 is about 546.4589665970.
The spelling of 163182157 in words is "one hundred sixty-three million, one hundred eighty-two thousand, one hundred fifty-seven".
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