Base | Representation |
---|---|
bin | 11100010011110010100101 |
3 | 111222000211022 |
4 | 130103302211 |
5 | 3344433333 |
6 | 423020525 |
7 | 120035561 |
oct | 34236245 |
9 | 14860738 |
10 | 7421093 |
11 | 4209639 |
12 | 259a745 |
13 | 16caaa4 |
14 | db26a1 |
15 | 9b8c98 |
hex | 713ca5 |
7421093 has 2 divisors, whose sum is σ = 7421094. Its totient is φ = 7421092.
The previous prime is 7421083. The next prime is 7421101. The reversal of 7421093 is 3901247.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5866084 + 1555009 = 2422^2 + 1247^2 .
It is a cyclic number.
It is not a de Polignac number, because 7421093 - 28 = 7420837 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a zygodrome in base 5.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7421003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3710546 + 3710547.
It is an arithmetic number, because the mean of its divisors is an integer number (3710547).
Almost surely, 27421093 is an apocalyptic number.
It is an amenable number.
7421093 is a deficient number, since it is larger than the sum of its proper divisors (1).
7421093 is an equidigital number, since it uses as much as digits as its factorization.
7421093 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 7421093 is about 2724.1683134491. The cubic root of 7421093 is about 195.0544927697.
The spelling of 7421093 in words is "seven million, four hundred twenty-one thousand, ninety-three".
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