Base | Representation |
---|---|
bin | 1100110100000… |
… | …0110101010010 |
3 | 10202010102102220 |
4 | 3031000311102 |
5 | 102224233210 |
6 | 5155521510 |
7 | 1221543633 |
oct | 315006522 |
9 | 122112386 |
10 | 53742930 |
11 | 2837794a |
12 | 15bb9296 |
13 | b198c67 |
14 | 71cd88a |
15 | 4ab8c70 |
hex | 3340d52 |
53742930 has 16 divisors (see below), whose sum is σ = 128983104. Its totient is φ = 14331440.
The previous prime is 53742889. The next prime is 53743021. The reversal of 53742930 is 3924735.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 53742891 and 53742900.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895686 + ... + 895745.
It is an arithmetic number, because the mean of its divisors is an integer number (8061444).
Almost surely, 253742930 is an apocalyptic number.
53742930 is an abundant number, since it is smaller than the sum of its proper divisors (75240174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53742930 is a wasteful number, since it uses less digits than its factorization.
53742930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1791441.
The product of its (nonzero) digits is 22680, while the sum is 33.
The square root of 53742930 is about 7330.9569634530. The cubic root of 53742930 is about 377.3755682461.
The spelling of 53742930 in words is "fifty-three million, seven hundred forty-two thousand, nine hundred thirty".
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