Base | Representation |
---|---|
bin | 1100111011100… |
… | …1000011111001 |
3 | 10210001102221222 |
4 | 3032321003321 |
5 | 102341013020 |
6 | 5214241425 |
7 | 1225664441 |
oct | 316710371 |
9 | 123042858 |
10 | 54235385 |
11 | 28683936 |
12 | 161b6275 |
13 | b30c159 |
14 | 72bb121 |
15 | 4b64b25 |
hex | 33b90f9 |
54235385 has 4 divisors (see below), whose sum is σ = 65082468. Its totient is φ = 43388304.
The previous prime is 54235381. The next prime is 54235387. The reversal of 54235385 is 58353245.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18939904 + 35295481 = 4352^2 + 5941^2 .
It is a cyclic number.
It is not a de Polignac number, because 54235385 - 22 = 54235381 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54235381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5423534 + ... + 5423543.
It is an arithmetic number, because the mean of its divisors is an integer number (16270617).
Almost surely, 254235385 is an apocalyptic number.
It is an amenable number.
54235385 is a deficient number, since it is larger than the sum of its proper divisors (10847083).
54235385 is a wasteful number, since it uses less digits than its factorization.
54235385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10847082.
The product of its digits is 72000, while the sum is 35.
The square root of 54235385 is about 7364.4677336519. The cubic root of 54235385 is about 378.5247161675.
The spelling of 54235385 in words is "fifty-four million, two hundred thirty-five thousand, three hundred eighty-five".
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