Base | Representation |
---|---|
bin | 10011101011000… |
… | …11000001010111 |
3 | 102111112111101011 |
4 | 21311203001113 |
5 | 314222011043 |
6 | 24213113051 |
7 | 4042514632 |
oct | 1165430127 |
9 | 374474334 |
10 | 165032023 |
11 | 8517a002 |
12 | 47328787 |
13 | 28262cb0 |
14 | 17cbcc19 |
15 | e74d59d |
hex | 9d63057 |
165032023 has 8 divisors (see below), whose sum is σ = 180641216. Its totient is φ = 149839200.
The previous prime is 165031973. The next prime is 165032033. The reversal of 165032023 is 320230561.
165032023 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 165032023 - 217 = 164900951 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 165031985 and 165032003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (165032033) 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, 103263 + ... + 104848.
It is an arithmetic number, because the mean of its divisors is an integer number (22580152).
Almost surely, 2165032023 is an apocalyptic number.
165032023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
165032023 is a deficient number, since it is larger than the sum of its proper divisors (15609193).
165032023 is a wasteful number, since it uses less digits than its factorization.
165032023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208185.
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 165032023 is about 12846.4790117760. The cubic root of 165032023 is about 548.5161357683.
Adding to 165032023 its reverse (320230561), we get a palindrome (485262584).
The spelling of 165032023 in words is "one hundred sixty-five million, thirty-two thousand, twenty-three".
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