Base | Representation |
---|---|
bin | 11111000001101… |
… | …111010001100010 |
3 | 1100021111122122011 |
4 | 133001233101202 |
5 | 2031230040344 |
6 | 123353103134 |
7 | 15620411644 |
oct | 3701572142 |
9 | 1307448564 |
10 | 520549474 |
11 | 247922585 |
12 | 1263b7aaa |
13 | 83acb653 |
14 | 4d1c4894 |
15 | 30a76d34 |
hex | 1f06f462 |
520549474 has 4 divisors (see below), whose sum is σ = 780824214. Its totient is φ = 260274736.
The previous prime is 520549459. The next prime is 520549481. The reversal of 520549474 is 474945025.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 421686225 + 98863249 = 20535^2 + 9943^2 .
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130137367 + ... + 130137370.
Almost surely, 2520549474 is an apocalyptic number.
520549474 is a deficient number, since it is larger than the sum of its proper divisors (260274740).
520549474 is a wasteful number, since it uses less digits than its factorization.
520549474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260274739.
The product of its (nonzero) digits is 201600, while the sum is 40.
The square root of 520549474 is about 22815.5533353894. The cubic root of 520549474 is about 804.4282935835.
The spelling of 520549474 in words is "five hundred twenty million, five hundred forty-nine thousand, four hundred seventy-four".
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