Base | Representation |
---|---|
bin | 11000011111011010011010 |
3 | 110002011202022 |
4 | 120133122122 |
5 | 3120420442 |
6 | 345334442 |
7 | 105366362 |
oct | 30373232 |
9 | 13064668 |
10 | 6420122 |
11 | 3695595 |
12 | 2197422 |
13 | 143a2b7 |
14 | bd19a2 |
15 | 86c3d2 |
hex | 61f69a |
6420122 has 4 divisors (see below), whose sum is σ = 9630186. Its totient is φ = 3210060.
The previous prime is 6420109. The next prime is 6420173. The reversal of 6420122 is 2210246.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 6405961 + 14161 = 2531^2 + 119^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 6420122.
It is an unprimeable number.
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, 1605029 + ... + 1605032.
Almost surely, 26420122 is an apocalyptic number.
6420122 is a deficient number, since it is larger than the sum of its proper divisors (3210064).
6420122 is a wasteful number, since it uses less digits than its factorization.
6420122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3210063.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 6420122 is about 2533.7959665293. The cubic root of 6420122 is about 185.8579290487.
Adding to 6420122 its reverse (2210246), we get a palindrome (8630368).
The spelling of 6420122 in words is "six million, four hundred twenty thousand, one hundred twenty-two".
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