Base | Representation |
---|---|
bin | 11110111111111… |
… | …000010001000100 |
3 | 1100020120212222022 |
4 | 132333320101010 |
5 | 2031113441040 |
6 | 123334422312 |
7 | 15613311542 |
oct | 3677702104 |
9 | 1306525868 |
10 | 520062020 |
11 | 24761a325 |
12 | 126201998 |
13 | 8398a80a |
14 | 4d0d8d92 |
15 | 309cc6b5 |
hex | 1eff8444 |
520062020 has 24 divisors (see below), whose sum is σ = 1095632664. Its totient is φ = 207357696.
The previous prime is 520062013. The next prime is 520062043. The reversal of 520062020 is 20260025.
It can be written as a sum of positive squares in 4 ways, for example, as 586756 + 519475264 = 766^2 + 22792^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 520062020.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35279 + ... + 47798.
It is an arithmetic number, because the mean of its divisors is an integer number (45651361).
Almost surely, 2520062020 is an apocalyptic number.
It is an amenable number.
520062020 is an abundant number, since it is smaller than the sum of its proper divisors (575570644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520062020 is a wasteful number, since it uses less digits than its factorization.
520062020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83399 (or 83397 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 520062020 is about 22804.8683398962. The cubic root of 520062020 is about 804.1771203714.
The spelling of 520062020 in words is "five hundred twenty million, sixty-two thousand, twenty".
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