Base | Representation |
---|---|
bin | 110001010111110101… |
… | …110011100110100100 |
3 | 12001211120221012202021 |
4 | 301113311303212210 |
5 | 1332032403032330 |
6 | 40204243352524 |
7 | 3554501605255 |
oct | 612765634644 |
9 | 161746835667 |
10 | 53013330340 |
11 | 20534708803 |
12 | a336082744 |
13 | 4ccb140929 |
14 | 27cca06b2c |
15 | 15a41bd67a |
hex | c57d739a4 |
53013330340 has 24 divisors (see below), whose sum is σ = 111646999800. Its totient is φ = 21144569088.
The previous prime is 53013330323. The next prime is 53013330347. The reversal of 53013330340 is 4303331035.
It can be written as a sum of positive squares in 4 ways, for example, as 10194133156 + 42819197184 = 100966^2 + 206928^2 .
It is not an unprimeable number, because it can be changed into a prime (53013330347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3790537 + ... + 3804496.
It is an arithmetic number, because the mean of its divisors is an integer number (4651958325).
Almost surely, 253013330340 is an apocalyptic number.
It is an amenable number.
53013330340 is an abundant number, since it is smaller than the sum of its proper divisors (58633669460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53013330340 is a wasteful number, since it uses less digits than its factorization.
53013330340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7595391 (or 7595389 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 25.
Adding to 53013330340 its reverse (4303331035), we get a palindrome (57316661375).
The spelling of 53013330340 in words is "fifty-three billion, thirteen million, three hundred thirty thousand, three hundred forty".
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