Base | Representation |
---|---|
bin | 111011110100000… |
… | …0110001111000101 |
3 | 12011212112011102112 |
4 | 1313220012033011 |
5 | 13102243000010 |
6 | 531052550405 |
7 | 100510134653 |
oct | 16750061705 |
9 | 5155464375 |
10 | 2007000005 |
11 | 93a99889a |
12 | 480182405 |
13 | 25ca5858a |
14 | 15079bdd3 |
15 | bb2e6a05 |
hex | 77a063c5 |
2007000005 has 4 divisors (see below), whose sum is σ = 2408400012. Its totient is φ = 1605600000.
The previous prime is 2006999989. The next prime is 2007000007. The reversal of 2007000005 is 5000007002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1505284804 + 501715201 = 38798^2 + 22399^2 .
It is not a de Polignac number, because 2007000005 - 24 = 2006999989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2007000007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200699996 + ... + 200700005.
It is an arithmetic number, because the mean of its divisors is an integer number (602100003).
Almost surely, 22007000005 is an apocalyptic number.
It is an amenable number.
2007000005 is a deficient number, since it is larger than the sum of its proper divisors (401400007).
2007000005 is an equidigital number, since it uses as much as digits as its factorization.
2007000005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 401400006.
The product of its (nonzero) digits is 70, while the sum is 14.
The square root of 2007000005 is about 44799.5536250084. The cubic root of 2007000005 is about 1261.3892472681.
Adding to 2007000005 its reverse (5000007002), we get a palindrome (7007007007).
The spelling of 2007000005 in words is "two billion, seven million, five", and thus it is an aban number and an uban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •