Base | Representation |
---|---|
bin | 1100111110100… |
… | …1010010101100 |
3 | 10210102110221211 |
4 | 3033221102230 |
5 | 102413323230 |
6 | 5222404204 |
7 | 1230446422 |
oct | 317512254 |
9 | 123373854 |
10 | 54432940 |
11 | 287a9301 |
12 | 16290664 |
13 | b37b053 |
14 | 732d112 |
15 | 4ba342a |
hex | 33e94ac |
54432940 has 24 divisors (see below), whose sum is σ = 115445232. Its totient is φ = 21556800.
The previous prime is 54432919. The next prime is 54432941. The reversal of 54432940 is 4923445.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (54432941) 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, 11454 + ... + 15493.
It is an arithmetic number, because the mean of its divisors is an integer number (4810218).
Almost surely, 254432940 is an apocalyptic number.
It is an amenable number.
54432940 is an abundant number, since it is smaller than the sum of its proper divisors (61012292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54432940 is a wasteful number, since it uses less digits than its factorization.
54432940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27057 (or 27055 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 54432940 is about 7377.8682558040. The cubic root of 54432940 is about 378.9837574231.
The spelling of 54432940 in words is "fifty-four million, four hundred thirty-two thousand, nine hundred forty".
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