Base | Representation |
---|---|
bin | 11010111111010101000101 |
3 | 111022110021021 |
4 | 122333111011 |
5 | 3302401031 |
6 | 411351141 |
7 | 114065143 |
oct | 32772505 |
9 | 14273237 |
10 | 7075141 |
11 | 3aa2727 |
12 | 24524b1 |
13 | 1609498 |
14 | d22593 |
15 | 94b511 |
hex | 6bf545 |
7075141 has 2 divisors, whose sum is σ = 7075142. Its totient is φ = 7075140.
The previous prime is 7075097. The next prime is 7075147. The reversal of 7075141 is 1415707.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5044516 + 2030625 = 2246^2 + 1425^2 .
It is an emirp because it is prime and its reverse (1415707) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 7075141 - 29 = 7074629 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7075147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3537570 + 3537571.
It is an arithmetic number, because the mean of its divisors is an integer number (3537571).
Almost surely, 27075141 is an apocalyptic number.
It is an amenable number.
7075141 is a deficient number, since it is larger than the sum of its proper divisors (1).
7075141 is an equidigital number, since it uses as much as digits as its factorization.
7075141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 980, while the sum is 25.
The square root of 7075141 is about 2659.9137204052. The cubic root of 7075141 is about 191.9751577378.
The spelling of 7075141 in words is "seven million, seventy-five thousand, one hundred forty-one".
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