Base | Representation |
---|---|
bin | 1001011011100111010… |
… | …0111110000001000101 |
3 | 120111020020210000210210 |
4 | 2112321310332001011 |
5 | 10123320023213141 |
6 | 202234120310033 |
7 | 14464201455225 |
oct | 2267164760105 |
9 | 514206700723 |
10 | 162031460421 |
11 | 62798598476 |
12 | 274a0012319 |
13 | 123830aa8cc |
14 | 7bb163c085 |
15 | 4334eb6916 |
hex | 25b9d3e045 |
162031460421 has 8 divisors (see below), whose sum is σ = 216245189440. Its totient is φ = 107919352512.
The previous prime is 162031460359. The next prime is 162031460447. The reversal of 162031460421 is 124064130261.
162031460421 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 not a de Polignac number, because 162031460421 - 215 = 162031427653 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162031460491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25401556 + ... + 25407933.
It is an arithmetic number, because the mean of its divisors is an integer number (27030648680).
Almost surely, 2162031460421 is an apocalyptic number.
It is an amenable number.
162031460421 is a deficient number, since it is larger than the sum of its proper divisors (54213729019).
162031460421 is a wasteful number, since it uses less digits than its factorization.
162031460421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50810555.
The product of its (nonzero) digits is 6912, while the sum is 30.
Adding to 162031460421 its reverse (124064130261), we get a palindrome (286095590682).
The spelling of 162031460421 in words is "one hundred sixty-two billion, thirty-one million, four hundred sixty thousand, four hundred twenty-one".
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