Base | Representation |
---|---|
bin | 1101000011000… |
… | …0010100000000 |
3 | 10210222020222220 |
4 | 3100300110000 |
5 | 103002130330 |
6 | 5232531040 |
7 | 1233100503 |
oct | 320602400 |
9 | 123866886 |
10 | 54723840 |
11 | 28987916 |
12 | 163b0a80 |
13 | b450592 |
14 | 73a713a |
15 | 4c0e710 |
hex | 3430500 |
54723840 has 72 divisors (see below), whose sum is σ = 174786528. Its totient is φ = 14592000.
The previous prime is 54723829. The next prime is 54723863. The reversal of 54723840 is 4832745.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3286 + ... + 10965.
Almost surely, 254723840 is an apocalyptic number.
It is an amenable number.
54723840 is an abundant number, since it is smaller than the sum of its proper divisors (120062688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54723840 is a wasteful number, since it uses less digits than its factorization.
54723840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14275 (or 14261 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 33.
The square root of 54723840 is about 7397.5563532832. The cubic root of 54723840 is about 379.6576787871.
The spelling of 54723840 in words is "fifty-four million, seven hundred twenty-three thousand, eight hundred forty".
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