Base | Representation |
---|---|
bin | 10111010010011010… |
… | …101000001101101100 |
3 | 2101112122101020211102 |
4 | 113102122220031230 |
5 | 402202242013200 |
6 | 15253120342232 |
7 | 1543435160543 |
oct | 272232501554 |
9 | 71478336742 |
10 | 25005032300 |
11 | a671763956 |
12 | 4a1a174978 |
13 | 24865a8c01 |
14 | 12d2cd715a |
15 | 9b53686d5 |
hex | 5d26a836c |
25005032300 has 18 divisors (see below), whose sum is σ = 54260920308. Its totient is φ = 10002012880.
The previous prime is 25005032281. The next prime is 25005032303. The reversal of 25005032300 is 323050052.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (25005032303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125025062 + ... + 125025261.
Almost surely, 225005032300 is an apocalyptic number.
25005032300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25005032300 is an abundant number, since it is smaller than the sum of its proper divisors (29255888008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25005032300 is a wasteful number, since it uses less digits than its factorization.
25005032300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250050337 (or 250050330 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 20.
Adding to 25005032300 its reverse (323050052), we get a palindrome (25328082352).
The spelling of 25005032300 in words is "twenty-five billion, five million, thirty-two thousand, three hundred".
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