Base | Representation |
---|---|
bin | 1100110010010… |
… | …1111101000111 |
3 | 10201220211102110 |
4 | 3030211331013 |
5 | 102212222324 |
6 | 5153312103 |
7 | 1220604651 |
oct | 314457507 |
9 | 121824373 |
10 | 53632839 |
11 | 28302167 |
12 | 15b65633 |
13 | b15ab10 |
14 | 71a16d1 |
15 | 4a96329 |
hex | 3325f47 |
53632839 has 16 divisors (see below), whose sum is σ = 81065600. Its totient is φ = 31267296.
The previous prime is 53632837. The next prime is 53632853. The reversal of 53632839 is 93823635.
It is not a de Polignac number, because 53632839 - 21 = 53632837 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53632797 and 53632806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53632837) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35449 + ... + 36930.
It is an arithmetic number, because the mean of its divisors is an integer number (5066600).
Almost surely, 253632839 is an apocalyptic number.
53632839 is a deficient number, since it is larger than the sum of its proper divisors (27432761).
53632839 is a wasteful number, since it uses less digits than its factorization.
53632839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72414.
The product of its digits is 116640, while the sum is 39.
The square root of 53632839 is about 7323.4444764742. Note that the first 4 decimals coincide. The cubic root of 53632839 is about 377.1177107356.
The spelling of 53632839 in words is "fifty-three million, six hundred thirty-two thousand, eight hundred thirty-nine".
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