Base | Representation |
---|---|
bin | 10011011110011… |
… | …00110011000011 |
3 | 102101101221221112 |
4 | 21233030303003 |
5 | 313310240011 |
6 | 24113313535 |
7 | 4022414633 |
oct | 1157146303 |
9 | 371357845 |
10 | 163368131 |
11 | 84242993 |
12 | 468658ab |
13 | 27acc844 |
14 | 179a86c3 |
15 | e52058b |
hex | 9bcccc3 |
163368131 has 8 divisors (see below), whose sum is σ = 164636160. Its totient is φ = 162104832.
The previous prime is 163368091. The next prime is 163368173. The reversal of 163368131 is 131863361.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 163368131 - 210 = 163367107 is a prime.
It is a super-2 number, since 2×1633681312 = 53378292452866322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (163328131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97406 + ... + 99068.
It is an arithmetic number, because the mean of its divisors is an integer number (20579520).
Almost surely, 2163368131 is an apocalyptic number.
163368131 is a deficient number, since it is larger than the sum of its proper divisors (1268029).
163368131 is a wasteful number, since it uses less digits than its factorization.
163368131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2365.
The product of its digits is 7776, while the sum is 32.
The square root of 163368131 is about 12781.5543264503. The cubic root of 163368131 is about 546.6664822939. Note that the first 3 decimals are identical.
The spelling of 163368131 in words is "one hundred sixty-three million, three hundred sixty-eight thousand, one hundred thirty-one".
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