Base | Representation |
---|---|
bin | 111011100110101… |
… | …1001010000000101 |
3 | 12011101100112020021 |
4 | 1313031121100011 |
5 | 13044000000010 |
6 | 530242535141 |
7 | 100363501543 |
oct | 16715312005 |
9 | 5141315207 |
10 | 2000000005 |
11 | 936a47673 |
12 | 4799674b1 |
13 | 25b477373 |
14 | 14d898d93 |
15 | ba8b28da |
hex | 77359405 |
2000000005 has 8 divisors (see below), whose sum is σ = 2400240024. Its totient is φ = 1599840000.
The previous prime is 1999999973. The next prime is 2000000011. The reversal of 2000000005 is 5000000002.
It can be written as a sum of positive squares in 4 ways, for example, as 384120801 + 1615879204 = 19599^2 + 40198^2 .
It is a sliding number, since 2000000005 = 5 + 2000000000 and 1/5 + 1/2000000000 = 0.2000000005.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2000000005 - 25 = 1999999973 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 (5) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88905 + ... + 109105.
It is an arithmetic number, because the mean of its divisors is an integer number (300030003).
Almost surely, 22000000005 is an apocalyptic number.
It is an amenable number.
2000000005 is a deficient number, since it is larger than the sum of its proper divisors (400240019).
2000000005 is a wasteful number, since it uses less digits than its factorization.
2000000005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40007.
The product of its (nonzero) digits is 10, while the sum is 7.
The square root of 2000000005 is about 44721.3596058975. The cubic root of 2000000005 is about 1259.9210509448.
Adding to 2000000005 its reverse (5000000002), we get a palindrome (7000000007).
It can be divided in two parts, 200000000 and 5, that multiplied together give a 9-th power (1000000000 = 109).
The spelling of 2000000005 in words is "two billion, five", and thus it is an aban number and an uban number.
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