Base | Representation |
---|---|
bin | 11010110001111010000011 |
3 | 111012122212001 |
4 | 122301322003 |
5 | 3244121123 |
6 | 410244431 |
7 | 113445643 |
oct | 32617203 |
9 | 14178761 |
10 | 7020163 |
11 | 3a65397 |
12 | 2426717 |
13 | 15ba457 |
14 | d0a523 |
15 | 93a0ad |
hex | 6b1e83 |
7020163 has 4 divisors (see below), whose sum is σ = 7085880. Its totient is φ = 6954448.
The previous prime is 7020161. The next prime is 7020173. The reversal of 7020163 is 3610207.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3610207 = 601 ⋅6007.
It is a cyclic number.
It is not a de Polignac number, because 7020163 - 21 = 7020161 is a prime.
It is a Duffinian number.
7020163 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 7020163.
It is not an unprimeable number, because it can be changed into a prime (7020161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32698 + ... + 32911.
It is an arithmetic number, because the mean of its divisors is an integer number (1771470).
Almost surely, 27020163 is an apocalyptic number.
7020163 is a deficient number, since it is larger than the sum of its proper divisors (65717).
7020163 is a wasteful number, since it uses less digits than its factorization.
7020163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65716.
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 7020163 is about 2649.5590199126. The cubic root of 7020163 is about 191.4766109318.
The spelling of 7020163 in words is "seven million, twenty thousand, one hundred sixty-three".
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