Base | Representation |
---|---|
bin | 1100100100011… |
… | …1000010101010 |
3 | 10200012102221200 |
4 | 3021013002222 |
5 | 101444013121 |
6 | 5121545030 |
7 | 1210053000 |
oct | 311070252 |
9 | 120172850 |
10 | 52719786 |
11 | 27839179 |
12 | 157a5176 |
13 | abcb352 |
14 | 7004a70 |
15 | 4965a26 |
hex | 32470aa |
52719786 has 48 divisors (see below), whose sum is σ = 133224000. Its totient is φ = 15061032.
The previous prime is 52719757. The next prime is 52719803. The reversal of 52719786 is 68791725.
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 23 ways as a sum of consecutive naturals, for example, 1905 + ... + 10443.
It is an arithmetic number, because the mean of its divisors is an integer number (2775500).
Almost surely, 252719786 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52719786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66612000).
52719786 is an abundant number, since it is smaller than the sum of its proper divisors (80504214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52719786 is a wasteful number, since it uses less digits than its factorization.
52719786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8568 (or 8551 counting only the distinct ones).
The product of its digits is 211680, while the sum is 45.
The square root of 52719786 is about 7260.8392076949. The cubic root of 52719786 is about 374.9654154772.
The spelling of 52719786 in words is "fifty-two million, seven hundred nineteen thousand, seven hundred eighty-six".
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