Base | Representation |
---|---|
bin | 11101110011110… |
… | …100110101001000 |
3 | 1021212001222112011 |
4 | 131303310311020 |
5 | 2011013000000 |
6 | 121343225304 |
7 | 15251664244 |
oct | 3563646510 |
9 | 1255058464 |
10 | 500125000 |
11 | 237342351 |
12 | 11b5a8234 |
13 | 7c7c9c6b |
14 | 4a5c9424 |
15 | 2dd902ba |
hex | 1dcf4d48 |
500125000 has 56 divisors (see below), whose sum is σ = 1172445930. Its totient is φ = 200000000.
The previous prime is 500124983. The next prime is 500125001. The reversal of 500125000 is 521005.
It can be written as a sum of positive squares in 7 ways, for example, as 401361156 + 98763844 = 20034^2 + 9938^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (500125001) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 123000 + ... + 127000.
Almost surely, 2500125000 is an apocalyptic number.
500125000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 500125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586222965).
500125000 is an abundant number, since it is smaller than the sum of its proper divisors (672320930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
500125000 is an frugal number, since it uses more digits than its factorization.
500125000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4037 (or 4008 counting only the distinct ones).
The product of its (nonzero) digits is 50, while the sum is 13.
The square root of 500125000 is about 22363.4746852988. The cubic root of 500125000 is about 793.7666621836.
Adding to 500125000 its reverse (521005), we get a palindrome (500646005).
The spelling of 500125000 in words is "five hundred million, one hundred twenty-five thousand".
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