Base | Representation |
---|---|
bin | 1000000000100110… |
… | …1011011010001011 |
3 | 12112211122101000001 |
4 | 2000021223122023 |
5 | 13400401130442 |
6 | 553202223431 |
7 | 104164606030 |
oct | 20011533213 |
9 | 5484571001 |
10 | 2150020747 |
11 | a036a3456 |
12 | 500054b77 |
13 | 283582834 |
14 | 16578b387 |
15 | c8b482b7 |
hex | 8026b68b |
2150020747 has 8 divisors (see below), whose sum is σ = 2490826976. Its totient is φ = 1817629632.
The previous prime is 2150020727. The next prime is 2150020759. The reversal of 2150020747 is 7470200512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2150020747 - 211 = 2150018699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2150020727) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 2103228 + ... + 2104249.
It is an arithmetic number, because the mean of its divisors is an integer number (311353372).
Almost surely, 22150020747 is an apocalyptic number.
2150020747 is a deficient number, since it is larger than the sum of its proper divisors (340806229).
2150020747 is an equidigital number, since it uses as much as digits as its factorization.
2150020747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4207557.
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 2150020747 is about 46368.3161975934. The cubic root of 2150020747 is about 1290.6670321929.
The spelling of 2150020747 in words is "two billion, one hundred fifty million, twenty thousand, seven hundred forty-seven".
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