Base | Representation |
---|---|
bin | 1100111001011… |
… | …0100010101001 |
3 | 10202210021000020 |
4 | 3032112202221 |
5 | 102322001433 |
6 | 5211231053 |
7 | 1224535302 |
oct | 316264251 |
9 | 122707006 |
10 | 54093993 |
11 | 28597688 |
12 | 16148489 |
13 | b28c9a5 |
14 | 72817a9 |
15 | 4b37cb3 |
hex | 33968a9 |
54093993 has 8 divisors (see below), whose sum is σ = 72172800. Its totient is φ = 36038928.
The previous prime is 54093967. The next prime is 54093997. The reversal of 54093993 is 39939045.
It is a happy number.
54093993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54093993 - 26 = 54093929 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54093997) 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 7 ways as a sum of consecutive naturals, for example, 328 + ... + 10406.
It is an arithmetic number, because the mean of its divisors is an integer number (9021600).
Almost surely, 254093993 is an apocalyptic number.
It is an amenable number.
54093993 is a deficient number, since it is larger than the sum of its proper divisors (18078807).
54093993 is a wasteful number, since it uses less digits than its factorization.
54093993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11871.
The product of its (nonzero) digits is 131220, while the sum is 42.
The square root of 54093993 is about 7354.8618613812. The cubic root of 54093993 is about 378.1954911087.
The spelling of 54093993 in words is "fifty-four million, ninety-three thousand, nine hundred ninety-three".
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