Base | Representation |
---|---|
bin | 10011011011111… |
… | …01101010110111 |
3 | 102100210111100112 |
4 | 21231331222313 |
5 | 313214402043 |
6 | 24102333235 |
7 | 4016565002 |
oct | 1155755267 |
9 | 370714315 |
10 | 163044023 |
11 | 8404142a |
12 | 4672a21b |
13 | 27a1816c |
14 | 17922539 |
15 | e4a9518 |
hex | 9b7dab7 |
163044023 has 8 divisors (see below), whose sum is σ = 164430000. Its totient is φ = 161663488.
The previous prime is 163044017. The next prime is 163044047. The reversal of 163044023 is 320440361.
It is a happy number.
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 163044023 - 220 = 161995447 is a prime.
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 163044023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163044223) 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, 76628 + ... + 78726.
It is an arithmetic number, because the mean of its divisors is an integer number (20553750).
Almost surely, 2163044023 is an apocalyptic number.
163044023 is a deficient number, since it is larger than the sum of its proper divisors (1385977).
163044023 is a wasteful number, since it uses less digits than its factorization.
163044023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2721.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 163044023 is about 12768.8692921496. The cubic root of 163044023 is about 546.3047302238.
Adding to 163044023 its reverse (320440361), we get a palindrome (483484384).
The spelling of 163044023 in words is "one hundred sixty-three million, forty-four thousand, twenty-three".
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