Base | Representation |
---|---|
bin | 11111000001100… |
… | …011100000000000 |
3 | 1100021102012111000 |
4 | 133001203200000 |
5 | 2031222014443 |
6 | 123352052000 |
7 | 15620121231 |
oct | 3701434000 |
9 | 1307365430 |
10 | 520501248 |
11 | 24789a323 |
12 | 126394000 |
13 | 83ab2707 |
14 | 4d1b1088 |
15 | 30a678d3 |
hex | 1f063800 |
520501248 has 96 divisors (see below), whose sum is σ = 1542013200. Its totient is φ = 173481984.
The previous prime is 520501211. The next prime is 520501249. The reversal of 520501248 is 842105025.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-3 number, since 3×5205012483 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (520501249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50590 + ... + 60002.
Almost surely, 2520501248 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 520501248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771006600).
520501248 is an abundant number, since it is smaller than the sum of its proper divisors (1021511952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520501248 is an equidigital number, since it uses as much as digits as its factorization.
520501248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9444 (or 9418 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
The square root of 520501248 is about 22814.4964441471. The cubic root of 520501248 is about 804.4034508875.
The spelling of 520501248 in words is "five hundred twenty million, five hundred one thousand, two hundred forty-eight".
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