Base | Representation |
---|---|
bin | 111100011010001… |
… | …101001000100100 |
3 | 2121122002021001122 |
4 | 330122031020210 |
5 | 4033424040000 |
6 | 244322513112 |
7 | 34054425533 |
oct | 7432151044 |
9 | 2548067048 |
10 | 1013502500 |
11 | 48010647a |
12 | 243505798 |
13 | 131c8702a |
14 | 9886431a |
15 | 5de9c085 |
hex | 3c68d224 |
1013502500 has 30 divisors (see below), whose sum is σ = 2216332734. Its totient is φ = 405400000.
The previous prime is 1013502473. The next prime is 1013502533. The reversal of 1013502500 is 52053101.
It can be written as a sum of positive squares in 5 ways, for example, as 729108004 + 284394496 = 27002^2 + 16864^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 200201 + ... + 205200.
Almost surely, 21013502500 is an apocalyptic number.
1013502500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1013502500 is an abundant number, since it is smaller than the sum of its proper divisors (1202830234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1013502500 is an equidigital number, since it uses as much as digits as its factorization.
1013502500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 405425 (or 405408 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 1013502500 is about 31835.5540237641. The cubic root of 1013502500 is about 1004.4807264375.
Adding to 1013502500 its reverse (52053101), we get a palindrome (1065555601).
The spelling of 1013502500 in words is "one billion, thirteen million, five hundred two thousand, five hundred".
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