Base | Representation |
---|---|
bin | 11111000000110… |
… | …110001110010010 |
3 | 1100021001210002100 |
4 | 133000312032102 |
5 | 2031200101134 |
6 | 123344101230 |
7 | 15615416445 |
oct | 3700661622 |
9 | 1307053070 |
10 | 520315794 |
11 | 247782a59 |
12 | 126304816 |
13 | 83a4918b |
14 | 4d16365c |
15 | 30a2c999 |
hex | 1f036392 |
520315794 has 12 divisors (see below), whose sum is σ = 1127350926. Its totient is φ = 173438592.
The previous prime is 520315777. The next prime is 520315799. The reversal of 520315794 is 497513025.
520315794 is a `hidden beast` number, since 52 + 0 + 31 + 579 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 451010169 + 69305625 = 21237^2 + 8325^2 .
It is not an unprimeable number, because it can be changed into a prime (520315799) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14453199 + ... + 14453234.
Almost surely, 2520315794 is an apocalyptic number.
520315794 is an abundant number, since it is smaller than the sum of its proper divisors (607035132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520315794 is a wasteful number, since it uses less digits than its factorization.
520315794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28906441 (or 28906438 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 36.
The square root of 520315794 is about 22810.4316925393. The cubic root of 520315794 is about 804.3079035287.
The spelling of 520315794 in words is "five hundred twenty million, three hundred fifteen thousand, seven hundred ninety-four".
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