Base | Representation |
---|---|
bin | 1100110110011… |
… | …0001000110010 |
3 | 10202102012001011 |
4 | 3031212020302 |
5 | 102244130410 |
6 | 5203101134 |
7 | 1223051260 |
oct | 315461062 |
9 | 122365034 |
10 | 53895730 |
11 | 28471729 |
12 | 160717aa |
13 | b220685 |
14 | 722d430 |
15 | 4ae918a |
hex | 3366232 |
53895730 has 64 divisors (see below), whose sum is σ = 115395840. Its totient is φ = 17740800.
The previous prime is 53895719. The next prime is 53895731. The reversal of 53895730 is 3759835.
It is a happy number.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (53895731) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255325 + ... + 255535.
It is an arithmetic number, because the mean of its divisors is an integer number (1803060).
Almost surely, 253895730 is an apocalyptic number.
53895730 is an abundant number, since it is smaller than the sum of its proper divisors (61500110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53895730 is a wasteful number, since it uses less digits than its factorization.
53895730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355.
The product of its (nonzero) digits is 113400, while the sum is 40.
The square root of 53895730 is about 7341.3711253416. The cubic root of 53895730 is about 377.7328767921.
The spelling of 53895730 in words is "fifty-three million, eight hundred ninety-five thousand, seven hundred thirty".
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