Base | Representation |
---|---|
bin | 100000011011100… |
… | …111101000010001 |
3 | 1101220211201010202 |
4 | 200123213220101 |
5 | 2103243023441 |
6 | 125554104545 |
7 | 16324603541 |
oct | 4033475021 |
9 | 1356751122 |
10 | 544111121 |
11 | 25a155814 |
12 | 13227b155 |
13 | 8895ac58 |
14 | 52399321 |
15 | 32b7d19b |
hex | 206e7a11 |
544111121 has 16 divisors (see below), whose sum is σ = 570529344. Its totient is φ = 518482944.
The previous prime is 544111081. The next prime is 544111147. The reversal of 544111121 is 121111445.
It is a cyclic number.
It is not a de Polignac number, because 544111121 - 210 = 544110097 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 544111093 and 544111102.
It is not an unprimeable number, because it can be changed into a prime (544113121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303590 + ... + 305376.
It is an arithmetic number, because the mean of its divisors is an integer number (35658084).
Almost surely, 2544111121 is an apocalyptic number.
It is an amenable number.
544111121 is a deficient number, since it is larger than the sum of its proper divisors (26418223).
544111121 is a wasteful number, since it uses less digits than its factorization.
544111121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2000.
The product of its digits is 160, while the sum is 20.
The square root of 544111121 is about 23326.1895945309. The cubic root of 544111121 is about 816.3865996381.
Adding to 544111121 its reverse (121111445), we get a palindrome (665222566).
The spelling of 544111121 in words is "five hundred forty-four million, one hundred eleven thousand, one hundred twenty-one".
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