Base | Representation |
---|---|
bin | 10011100100001… |
… | …10111101100111 |
3 | 102102211200221110 |
4 | 21302012331213 |
5 | 314004140123 |
6 | 24141520103 |
7 | 4032042024 |
oct | 1162067547 |
9 | 372750843 |
10 | 164130663 |
11 | 84713884 |
12 | 46b73033 |
13 | 28008948 |
14 | 17b2654b |
15 | e621493 |
hex | 9c86f67 |
164130663 has 4 divisors (see below), whose sum is σ = 218840888. Its totient is φ = 109420440.
The previous prime is 164130611. The next prime is 164130671. The reversal of 164130663 is 366031461.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366031461 = 3 ⋅122010487.
It is not a de Polignac number, because 164130663 - 216 = 164065127 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 164130663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164130763) 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, 27355108 + ... + 27355113.
It is an arithmetic number, because the mean of its divisors is an integer number (54710222).
Almost surely, 2164130663 is an apocalyptic number.
164130663 is a deficient number, since it is larger than the sum of its proper divisors (54710225).
164130663 is an equidigital number, since it uses as much as digits as its factorization.
164130663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54710224.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 164130663 is about 12811.3489922022. The cubic root of 164130663 is about 547.5156968874.
The spelling of 164130663 in words is "one hundred sixty-four million, one hundred thirty thousand, six hundred sixty-three".
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