Base | Representation |
---|---|
bin | 1100111111100… |
… | …1101010110010 |
3 | 10210112212222012 |
4 | 3033321222302 |
5 | 102423000033 |
6 | 5224042522 |
7 | 1231146116 |
oct | 317715262 |
9 | 123485865 |
10 | 54500018 |
11 | 28844741 |
12 | 16303442 |
13 | b3a2741 |
14 | 7349746 |
15 | 4bb8248 |
hex | 33f9ab2 |
54500018 has 32 divisors (see below), whose sum is σ = 90685440. Its totient is φ = 24449040.
The previous prime is 54500009. The next prime is 54500021. The reversal of 54500018 is 81000545.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 54499966 and 54500002.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110753 + ... + 111243.
It is an arithmetic number, because the mean of its divisors is an integer number (2833920).
Almost surely, 254500018 is an apocalyptic number.
54500018 is a deficient number, since it is larger than the sum of its proper divisors (36185422).
54500018 is a wasteful number, since it uses less digits than its factorization.
54500018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 662.
The product of its (nonzero) digits is 800, while the sum is 23.
The square root of 54500018 is about 7382.4127492304. The cubic root of 54500018 is about 379.1393680839.
The spelling of 54500018 in words is "fifty-four million, five hundred thousand, eighteen".
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