Base | Representation |
---|---|
bin | 11011101000001110100111 |
3 | 111121222001210 |
4 | 123220032213 |
5 | 3323231123 |
6 | 415122503 |
7 | 115363431 |
oct | 33501647 |
9 | 14558053 |
10 | 7242663 |
11 | 40a757a |
12 | 2513433 |
13 | 16677cc |
14 | d67651 |
15 | 980e93 |
hex | 6e83a7 |
7242663 has 32 divisors (see below), whose sum is σ = 10886400. Its totient is φ = 4261376.
The previous prime is 7242661. The next prime is 7242673. The reversal of 7242663 is 3662427.
It is not a de Polignac number, because 7242663 - 21 = 7242661 is a prime.
It is a plaindrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 7242663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7242661) 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 31 ways as a sum of consecutive naturals, for example, 87220 + ... + 87302.
It is an arithmetic number, because the mean of its divisors is an integer number (340200).
Almost surely, 27242663 is an apocalyptic number.
7242663 is a deficient number, since it is larger than the sum of its proper divisors (3643737).
7242663 is a wasteful number, since it uses less digits than its factorization.
7242663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191.
The product of its digits is 12096, while the sum is 30.
The square root of 7242663 is about 2691.2196119975. The cubic root of 7242663 is about 193.4785212089.
The spelling of 7242663 in words is "seven million, two hundred forty-two thousand, six hundred sixty-three".
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