Base | Representation |
---|---|
bin | 111011111011101… |
… | …1110010111100011 |
3 | 12012011002221221001 |
4 | 1313313132113203 |
5 | 13104310443021 |
6 | 531315212431 |
7 | 100556324113 |
oct | 16767362743 |
9 | 5164087831 |
10 | 2011031011 |
11 | 9421a1400 |
12 | 4815a7117 |
13 | 26083a2a2 |
14 | 15112b043 |
15 | bb841091 |
hex | 77dde5e3 |
2011031011 has 12 divisors (see below), whose sum is σ = 2226393400. Its totient is φ = 1815042240.
The previous prime is 2011030979. The next prime is 2011031021. The reversal of 2011031011 is 1101301102.
It is not a de Polignac number, because 2011031011 - 25 = 2011030979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2011031021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42966 + ... + 76603.
Almost surely, 22011031011 is an apocalyptic number.
2011031011 is a deficient number, since it is larger than the sum of its proper divisors (215362389).
2011031011 is a wasteful number, since it uses less digits than its factorization.
2011031011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119730 (or 119719 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 2011031011 is about 44844.5204121975. The cubic root of 2011031011 is about 1262.2331714111.
Adding to 2011031011 its reverse (1101301102), we get a palindrome (3112332113).
The spelling of 2011031011 in words is "two billion, eleven million, thirty-one thousand, eleven".
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