Base | Representation |
---|---|
bin | 1100111110100… |
… | …0111011011010 |
3 | 10210102101220122 |
4 | 3033220323122 |
5 | 102413301300 |
6 | 5222353242 |
7 | 1230442163 |
oct | 317507332 |
9 | 123371818 |
10 | 54431450 |
11 | 287a8177 |
12 | 1628b822 |
13 | b37a478 |
14 | 732c76a |
15 | 4ba2c85 |
hex | 33e8eda |
54431450 has 24 divisors (see below), whose sum is σ = 107199612. Its totient is φ = 20491520.
The previous prime is 54431449. The next prime is 54431471. The reversal of 54431450 is 5413445.
It can be written as a sum of positive squares in 6 ways, for example, as 11095561 + 43335889 = 3331^2 + 6583^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31169 + ... + 32868.
Almost surely, 254431450 is an apocalyptic number.
54431450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
54431450 is a deficient number, since it is larger than the sum of its proper divisors (52768162).
54431450 is a wasteful number, since it uses less digits than its factorization.
54431450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64066 (or 64061 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 54431450 is about 7377.7672774356. The cubic root of 54431450 is about 378.9802994009.
Adding to 54431450 its reverse (5413445), we get a palindrome (59844895).
The spelling of 54431450 in words is "fifty-four million, four hundred thirty-one thousand, four hundred fifty".
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