Base | Representation |
---|---|
bin | 111011111101100… |
… | …1100010010000111 |
3 | 12012012221110200122 |
4 | 1313323030102013 |
5 | 13110033134021 |
6 | 531352132155 |
7 | 100600523165 |
oct | 16773142207 |
9 | 5165843618 |
10 | 2012005511 |
11 | 9427a757a |
12 | 48199705b |
13 | 260abba09 |
14 | 151302235 |
15 | bb984bab |
hex | 77ecc487 |
2012005511 has 8 divisors (see below), whose sum is σ = 2045115504. Its totient is φ = 1978986240.
The previous prime is 2012005459. The next prime is 2012005519. The reversal of 2012005511 is 1155002102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2012005511 - 26 = 2012005447 is a prime.
It is a super-2 number, since 2×20120055112 = 8096332352588742242, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2012005511.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012005519) 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, 22781 + ... + 67401.
It is an arithmetic number, because the mean of its divisors is an integer number (255639438).
Almost surely, 22012005511 is an apocalyptic number.
2012005511 is a deficient number, since it is larger than the sum of its proper divisors (33109993).
2012005511 is an equidigital number, since it uses as much as digits as its factorization.
2012005511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45361.
The product of its (nonzero) digits is 100, while the sum is 17.
The square root of 2012005511 is about 44855.3844148058. The cubic root of 2012005511 is about 1262.4370216730.
Adding to 2012005511 its reverse (1155002102), we get a palindrome (3167007613).
The spelling of 2012005511 in words is "two billion, twelve million, five thousand, five hundred eleven".
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