Base | Representation |
---|---|
bin | 1100101111001… |
… | …0101100100111 |
3 | 10201112011102110 |
4 | 3023302230213 |
5 | 102134013022 |
6 | 5145012103 |
7 | 1216041600 |
oct | 313625447 |
9 | 121464373 |
10 | 53422887 |
11 | 28179451 |
12 | 15a84033 |
13 | b0b639b |
14 | 7148da7 |
15 | 4a5400c |
hex | 32f2b27 |
53422887 has 24 divisors (see below), whose sum is σ = 84435696. Its totient is φ = 29947008.
The previous prime is 53422849. The next prime is 53422909. The reversal of 53422887 is 78822435.
It is not a de Polignac number, because 53422887 - 211 = 53420839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53422807) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4363 + ... + 11219.
It is an arithmetic number, because the mean of its divisors is an integer number (3518154).
Almost surely, 253422887 is an apocalyptic number.
53422887 is a deficient number, since it is larger than the sum of its proper divisors (31012809).
53422887 is a wasteful number, since it uses less digits than its factorization.
53422887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6927 (or 6920 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The square root of 53422887 is about 7309.0961821555. The cubic root of 53422887 is about 376.6249768079.
The spelling of 53422887 in words is "fifty-three million, four hundred twenty-two thousand, eight hundred eighty-seven".
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