Base | Representation |
---|---|
bin | 11011000101011101000001 |
3 | 111100201200022 |
4 | 123011131001 |
5 | 3304201400 |
6 | 412103225 |
7 | 114231236 |
oct | 33053501 |
9 | 14321608 |
10 | 7100225 |
11 | 400a560 |
12 | 2464b15 |
13 | 1617a22 |
14 | d2b78d |
15 | 953b85 |
hex | 6c5741 |
7100225 has 12 divisors (see below), whose sum is σ = 9605040. Its totient is φ = 5163600.
The previous prime is 7100221. The next prime is 7100227. The reversal of 7100225 is 5220017.
It is not a de Polignac number, because 7100225 - 22 = 7100221 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (7100221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12635 + ... + 13184.
It is an arithmetic number, because the mean of its divisors is an integer number (800420).
Almost surely, 27100225 is an apocalyptic number.
It is an amenable number.
7100225 is a deficient number, since it is larger than the sum of its proper divisors (2504815).
7100225 is a wasteful number, since it uses less digits than its factorization.
7100225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25840 (or 25835 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 17.
The square root of 7100225 is about 2664.6247390580. The cubic root of 7100225 is about 192.2017645349.
The spelling of 7100225 in words is "seven million, one hundred thousand, two hundred twenty-five".
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