Base | Representation |
---|---|
bin | 11111000001001… |
… | …101001110101110 |
3 | 1100021020120100120 |
4 | 133001031032232 |
5 | 2031211110110 |
6 | 123350105410 |
7 | 15616261260 |
oct | 3701151656 |
9 | 1307216316 |
10 | 520410030 |
11 | 247837838 |
12 | 12634b266 |
13 | 83a8003a |
14 | 4d189b30 |
15 | 30a4a870 |
hex | 1f04d3ae |
520410030 has 64 divisors (see below), whose sum is σ = 1429429248. Its totient is φ = 118782720.
The previous prime is 520409977. The next prime is 520410041. The reversal of 520410030 is 30014025.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a junction number, because it is equal to n+sod(n) for n = 520409991 and 520410009.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205170 + ... + 207690.
It is an arithmetic number, because the mean of its divisors is an integer number (22334832).
Almost surely, 2520410030 is an apocalyptic number.
520410030 is an abundant number, since it is smaller than the sum of its proper divisors (909019218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520410030 is a wasteful number, since it uses less digits than its factorization.
520410030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3521.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 520410030 is about 22812.4972328765. The cubic root of 520410030 is about 804.3564574935.
Adding to 520410030 its reverse (30014025), we get a palindrome (550424055).
The spelling of 520410030 in words is "five hundred twenty million, four hundred ten thousand, thirty".
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