Base | Representation |
---|---|
bin | 11111000000111… |
… | …101011000101100 |
3 | 1100021010021022221 |
4 | 133000331120230 |
5 | 2031202021012 |
6 | 123344445124 |
7 | 15615601126 |
oct | 3700753054 |
9 | 1307107287 |
10 | 520345132 |
11 | 2477a2aaa |
12 | 1263197a4 |
13 | 83a59638 |
14 | 4d170216 |
15 | 30a36507 |
hex | 1f03d62c |
520345132 has 12 divisors (see below), whose sum is σ = 919620576. Its totient is φ = 257596400.
The previous prime is 520345127. The next prime is 520345141. The reversal of 520345132 is 231543025.
It is a junction number, because it is equal to n+sod(n) for n = 520345097 and 520345106.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643588 + ... + 644395.
It is an arithmetic number, because the mean of its divisors is an integer number (76635048).
Almost surely, 2520345132 is an apocalyptic number.
It is an amenable number.
520345132 is a deficient number, since it is larger than the sum of its proper divisors (399275444).
520345132 is a wasteful number, since it uses less digits than its factorization.
520345132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1288088 (or 1288086 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 520345132 is about 22811.0747664375. The cubic root of 520345132 is about 804.3230202085.
Adding to 520345132 its reverse (231543025), we get a palindrome (751888157).
The spelling of 520345132 in words is "five hundred twenty million, three hundred forty-five thousand, one hundred thirty-two".
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