Base | Representation |
---|---|
bin | 11100111111110… |
… | …01111111111110 |
3 | 121221201010111002 |
4 | 32133321333332 |
5 | 444232320204 |
6 | 40045330302 |
7 | 6012356153 |
oct | 1637717776 |
9 | 557633432 |
10 | 243245054 |
11 | 11533a678 |
12 | 69566992 |
13 | 3b518bb0 |
14 | 2443c22a |
15 | 1654c91e |
hex | e7f9ffe |
243245054 has 16 divisors (see below), whose sum is σ = 396543840. Its totient is φ = 111235680.
The previous prime is 243245053. The next prime is 243245083. The reversal of 243245054 is 450542342.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243245053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40082 + ... + 45749.
It is an arithmetic number, because the mean of its divisors is an integer number (24783990).
Almost surely, 2243245054 is an apocalyptic number.
243245054 is a deficient number, since it is larger than the sum of its proper divisors (153298786).
243245054 is a wasteful number, since it uses less digits than its factorization.
243245054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85955.
The product of its (nonzero) digits is 19200, while the sum is 29.
The square root of 243245054 is about 15596.3153981958. The cubic root of 243245054 is about 624.2348430514.
Adding to 243245054 its reverse (450542342), we get a palindrome (693787396).
The spelling of 243245054 in words is "two hundred forty-three million, two hundred forty-five thousand, fifty-four".
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