Base | Representation |
---|---|
bin | 1100111001110… |
… | …1000111000001 |
3 | 10202211121220200 |
4 | 3032131013001 |
5 | 102323332042 |
6 | 5211555413 |
7 | 1225006605 |
oct | 316350701 |
9 | 122747820 |
10 | 54120897 |
11 | 28605916 |
12 | 1615bb69 |
13 | b29bccc |
14 | 728b505 |
15 | 4b40c4c |
hex | 339d1c1 |
54120897 has 24 divisors (see below), whose sum is σ = 80668224. Its totient is φ = 34947744.
The previous prime is 54120893. The next prime is 54120919. The reversal of 54120897 is 79802145.
54120897 is a `hidden beast` number, since 541 + 20 + 8 + 97 = 666.
54120897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 54120897 - 22 = 54120893 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54120893) 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 23 ways as a sum of consecutive naturals, for example, 38908 + ... + 40274.
It is an arithmetic number, because the mean of its divisors is an integer number (3361176).
Almost surely, 254120897 is an apocalyptic number.
It is an amenable number.
54120897 is a deficient number, since it is larger than the sum of its proper divisors (26547327).
54120897 is a wasteful number, since it uses less digits than its factorization.
54120897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1509 (or 1506 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The square root of 54120897 is about 7356.6906282649. The cubic root of 54120897 is about 378.2581800477.
The spelling of 54120897 in words is "fifty-four million, one hundred twenty thousand, eight hundred ninety-seven".
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