Base | Representation |
---|---|
bin | 11100100100101101110110 |
3 | 112002112221001 |
4 | 130210231312 |
5 | 3404143142 |
6 | 424313514 |
7 | 120444652 |
oct | 34445566 |
9 | 15075831 |
10 | 7490422 |
11 | 4256735 |
12 | 261289a |
13 | 1723504 |
14 | dcda62 |
15 | 9ce5b7 |
hex | 724b76 |
7490422 has 4 divisors (see below), whose sum is σ = 11235636. Its totient is φ = 3745210.
The previous prime is 7490419. The next prime is 7490423. The reversal of 7490422 is 2240947.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2240947 = 593 ⋅3779.
It is a super-2 number, since 2×74904222 = 112212843476168, which contains 22 as substring.
It is a plaindrome in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7490423) 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 as a sum of consecutive naturals, namely, 1872604 + ... + 1872607.
It is an arithmetic number, because the mean of its divisors is an integer number (2808909).
Almost surely, 27490422 is an apocalyptic number.
7490422 is a deficient number, since it is larger than the sum of its proper divisors (3745214).
7490422 is a wasteful number, since it uses less digits than its factorization.
7490422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3745213.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 7490422 is about 2736.8635333169. The cubic root of 7490422 is about 195.6600207796.
The spelling of 7490422 in words is "seven million, four hundred ninety thousand, four hundred twenty-two".
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