Base | Representation |
---|---|
bin | 1100111000010… |
… | …0010100010001 |
3 | 10202122110121111 |
4 | 3032010110101 |
5 | 102312104340 |
6 | 5205453321 |
7 | 1224104542 |
oct | 316042421 |
9 | 122573544 |
10 | 54019345 |
11 | 28546596 |
12 | 16111241 |
13 | b264a13 |
14 | 72624c9 |
15 | 4b20aea |
hex | 3384511 |
54019345 has 16 divisors (see below), whose sum is σ = 67087440. Its totient is φ = 41728000.
The previous prime is 54019333. The next prime is 54019369. The reversal of 54019345 is 54391045.
It can be written as a sum of positive squares in 8 ways, for example, as 261121 + 53758224 = 511^2 + 7332^2 .
It is a de Polignac number, because none of the positive numbers 2k-54019345 is a prime.
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, 19401 + ... + 22009.
It is an arithmetic number, because the mean of its divisors is an integer number (4192965).
Almost surely, 254019345 is an apocalyptic number.
It is an amenable number.
54019345 is a deficient number, since it is larger than the sum of its proper divisors (13068095).
54019345 is a wasteful number, since it uses less digits than its factorization.
54019345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2756.
The product of its (nonzero) digits is 10800, while the sum is 31.
The square root of 54019345 is about 7349.7853710159. The cubic root of 54019345 is about 378.0214450848.
The spelling of 54019345 in words is "fifty-four million, nineteen thousand, three hundred forty-five".
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