Base | Representation |
---|---|
bin | 11011110011110011010000 |
3 | 111201101002101 |
4 | 123303303100 |
5 | 3331240224 |
6 | 420130144 |
7 | 115651555 |
oct | 33636320 |
9 | 14641071 |
10 | 7290064 |
11 | 412a151 |
12 | 2536954 |
13 | 1683262 |
14 | d7aa2c |
15 | 990044 |
hex | 6f3cd0 |
7290064 has 20 divisors (see below), whose sum is σ = 14169604. Its totient is φ = 3633408.
The previous prime is 7290061. The next prime is 7290077. The reversal of 7290064 is 4600927.
It can be written as a sum of positive squares in 2 ways, for example, as 6290064 + 1000000 = 2508^2 + 1000^2 .
It is a zygodrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7290061) 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 3 ways as a sum of consecutive naturals, for example, 6814 + ... + 7810.
Almost surely, 27290064 is an apocalyptic number.
It is an amenable number.
7290064 is a deficient number, since it is larger than the sum of its proper divisors (6879540).
7290064 is a wasteful number, since it uses less digits than its factorization.
7290064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1462 (or 1456 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 7290064 is about 2700.0118518258. The cubic root of 7290064 is about 193.8996895243.
It can be divided in two parts, 72900 and 64, that multiplied together give a square (4665600 = 21602).
The spelling of 7290064 in words is "seven million, two hundred ninety thousand, sixty-four".
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