Base | Representation |
---|---|
bin | 11010110100100101011101 |
3 | 111020012220100 |
4 | 122310211131 |
5 | 3244444013 |
6 | 410411313 |
7 | 113522634 |
oct | 32644535 |
9 | 14205810 |
10 | 7031133 |
11 | 3a7265a |
12 | 2430b39 |
13 | 15c2445 |
14 | d1051b |
15 | 93d473 |
hex | 6b495d |
7031133 has 12 divisors (see below), whose sum is σ = 10181340. Its totient is φ = 4675776.
The previous prime is 7031113. The next prime is 7031173. The reversal of 7031133 is 3311307.
It can be written as a sum of positive squares in 2 ways, for example, as 4588164 + 2442969 = 2142^2 + 1563^2 .
It is not a de Polignac number, because 7031133 - 213 = 7022941 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7031113) 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 11 ways as a sum of consecutive naturals, for example, 4435 + ... + 5807.
It is an arithmetic number, because the mean of its divisors is an integer number (848445).
Almost surely, 27031133 is an apocalyptic number.
It is an amenable number.
7031133 is a deficient number, since it is larger than the sum of its proper divisors (3150207).
7031133 is a wasteful number, since it uses less digits than its factorization.
7031133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1948 (or 1945 counting only the distinct ones).
The product of its (nonzero) digits is 189, while the sum is 18.
The square root of 7031133 is about 2651.6283676262. The cubic root of 7031133 is about 191.5762954767.
The spelling of 7031133 in words is "seven million, thirty-one thousand, one hundred thirty-three".
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