Base | Representation |
---|---|
bin | 10011011100011… |
… | …00000101011111 |
3 | 102100220111100111 |
4 | 21232030011133 |
5 | 313223244241 |
6 | 24103510451 |
7 | 4020232105 |
oct | 1156140537 |
9 | 370814314 |
10 | 163103071 |
11 | 8408182a |
12 | 46758427 |
13 | 27a38cc1 |
14 | 17939c75 |
15 | e4bbc81 |
hex | 9b8c15f |
163103071 has 2 divisors, whose sum is σ = 163103072. Its totient is φ = 163103070.
The previous prime is 163103053. The next prime is 163103093. The reversal of 163103071 is 170301361.
It is an a-pointer prime, because the next prime (163103093) can be obtained adding 163103071 to its sum of digits (22).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 163103071 - 27 = 163102943 is a prime.
It is a super-2 number, since 2×1631030712 = 53205223539262082, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (163103041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81551535 + 81551536.
It is an arithmetic number, because the mean of its divisors is an integer number (81551536).
Almost surely, 2163103071 is an apocalyptic number.
163103071 is a deficient number, since it is larger than the sum of its proper divisors (1).
163103071 is an equidigital number, since it uses as much as digits as its factorization.
163103071 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 378, while the sum is 22.
The square root of 163103071 is about 12771.1812687785. The cubic root of 163103071 is about 546.3706721449.
The spelling of 163103071 in words is "one hundred sixty-three million, one hundred three thousand, seventy-one".
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