Base | Representation |
---|---|
bin | 111110101011001… |
… | …0011101111101000 |
3 | 12102120011110201101 |
4 | 1331112103233220 |
5 | 13301332000130 |
6 | 544402331144 |
7 | 103054130311 |
oct | 17526235750 |
9 | 5376143641 |
10 | 2103000040 |
11 | 98a0a8069 |
12 | 4a8359ab4 |
13 | 2768cb52b |
14 | 15d42b608 |
15 | c495b1ca |
hex | 7d593be8 |
2103000040 has 16 divisors (see below), whose sum is σ = 4731750180. Its totient is φ = 841200000.
The previous prime is 2103000037. The next prime is 2103000073. The reversal of 2103000040 is 400003012.
It can be written as a sum of positive squares in 2 ways, for example, as 1825511076 + 277488964 = 42726^2 + 16658^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 2102999990 and 2103000026.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26287461 + ... + 26287540.
Almost surely, 22103000040 is an apocalyptic number.
2103000040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2103000040 is an abundant number, since it is smaller than the sum of its proper divisors (2628750140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2103000040 is a wasteful number, since it uses less digits than its factorization.
2103000040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52575012 (or 52575008 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 2103000040 is about 45858.4783873168. The cubic root of 2103000040 is about 1281.1886825623.
Adding to 2103000040 its reverse (400003012), we get a palindrome (2503003052).
The spelling of 2103000040 in words is "two billion, one hundred three million, forty", and thus it is an aban number.
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