Base | Representation |
---|---|
bin | 10011101000000… |
… | …01101000101011 |
3 | 102110210020012101 |
4 | 21310001220223 |
5 | 314121230011 |
6 | 24200354231 |
7 | 4036233655 |
oct | 1164015053 |
9 | 373706171 |
10 | 164633131 |
11 | 84a27343 |
12 | 47175977 |
13 | 28153570 |
14 | 17c176d5 |
15 | e6c02c1 |
hex | 9d01a2b |
164633131 has 8 divisors (see below), whose sum is σ = 179054064. Its totient is φ = 150463200.
The previous prime is 164633113. The next prime is 164633141. The reversal of 164633131 is 131336461.
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 164633131 - 25 = 164633099 is a prime.
It is a super-2 number, since 2×1646331312 = 54208135645726322, which contains 22 as substring.
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 164633131.
It is not an unprimeable number, because it can be changed into a prime (164633141) 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, 61381 + ... + 64006.
It is an arithmetic number, because the mean of its divisors is an integer number (22381758).
Almost surely, 2164633131 is an apocalyptic number.
164633131 is a deficient number, since it is larger than the sum of its proper divisors (14420933).
164633131 is a wasteful number, since it uses less digits than its factorization.
164633131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125501.
The product of its digits is 3888, while the sum is 28.
The square root of 164633131 is about 12830.9442754616. The cubic root of 164633131 is about 548.0738474281.
Adding to 164633131 its reverse (131336461), we get a palindrome (295969592).
The spelling of 164633131 in words is "one hundred sixty-four million, six hundred thirty-three thousand, one hundred thirty-one".
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