Base | Representation |
---|---|
bin | 100101011001000111011000… |
… | …010000101010011101011111 |
3 | 210120021121120022020101222111 |
4 | 211121013120100222131133 |
5 | 133023402014021342143 |
6 | 1341432542150454451 |
7 | 46432245166425241 |
oct | 4531073020523537 |
9 | 716247508211874 |
10 | 164453631043423 |
11 | 48444436476a27 |
12 | 16540270364427 |
13 | 709bbac229bc7 |
14 | 2c878536cc091 |
15 | 1402c3a26099d |
hex | 9591d842a75f |
164453631043423 has 8 divisors (see below), whose sum is σ = 164615734029600. Its totient is φ = 164291530078560.
The previous prime is 164453631043357. The next prime is 164453631043453. The reversal of 164453631043423 is 324340136354461.
It is a happy number.
164453631043423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 164453631043423 - 229 = 164453094172511 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164453631043453) 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, 202364061 + ... + 203175097.
It is an arithmetic number, because the mean of its divisors is an integer number (20576966753700).
Almost surely, 2164453631043423 is an apocalyptic number.
164453631043423 is a deficient number, since it is larger than the sum of its proper divisors (162102986177).
164453631043423 is a wasteful number, since it uses less digits than its factorization.
164453631043423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1010657.
The product of its (nonzero) digits is 7464960, while the sum is 49.
Adding to 164453631043423 its reverse (324340136354461), we get a palindrome (488793767397884).
The spelling of 164453631043423 in words is "one hundred sixty-four trillion, four hundred fifty-three billion, six hundred thirty-one million, forty-three thousand, four hundred twenty-three".
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