Base | Representation |
---|---|
bin | 100001000111110… |
… | …1111110011010011 |
3 | 2212110100012101200 |
4 | 1002033233303103 |
5 | 4234011033321 |
6 | 302141402243 |
7 | 36353643552 |
oct | 10217576323 |
9 | 2773305350 |
10 | 1111424211 |
11 | 520408507 |
12 | 270269383 |
13 | 149350881 |
14 | a7873d99 |
15 | 67890d26 |
hex | 423efcd3 |
1111424211 has 12 divisors (see below), whose sum is σ = 1606227480. Its totient is φ = 740563200.
The previous prime is 1111424201. The next prime is 1111424221. The reversal of 1111424211 is 1124241111.
It is an interprime number because it is at equal distance from previous prime (1111424201) and next prime (1111424221).
It is a de Polignac number, because none of the positive numbers 2k-1111424211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1111424201) 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, 13390 + ... + 49011.
It is an arithmetic number, because the mean of its divisors is an integer number (133852290).
Almost surely, 21111424211 is an apocalyptic number.
1111424211 is a deficient number, since it is larger than the sum of its proper divisors (494803269).
1111424211 is a wasteful number, since it uses less digits than its factorization.
1111424211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64386 (or 64383 counting only the distinct ones).
The product of its digits is 64, while the sum is 18.
The square root of 1111424211 is about 33338.0295008568. The cubic root of 1111424211 is about 1035.8414469297.
Adding to 1111424211 its reverse (1124241111), we get a palindrome (2235665322).
The spelling of 1111424211 in words is "one billion, one hundred eleven million, four hundred twenty-four thousand, two hundred eleven".
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