Base | Representation |
---|---|
bin | 1000100111100… |
… | …00100001101010 |
3 | 12001000121222202 |
4 | 10103300201222 |
5 | 122001211422 |
6 | 11101220202 |
7 | 1535304146 |
oct | 423604152 |
9 | 161017882 |
10 | 72288362 |
11 | 37894353 |
12 | 20261662 |
13 | 11c902a3 |
14 | 985a226 |
15 | 652db92 |
hex | 44f086a |
72288362 has 8 divisors (see below), whose sum is σ = 108983556. Its totient is φ = 35960512.
The previous prime is 72288353. The next prime is 72288367. The reversal of 72288362 is 26388227.
It can be written as a sum of positive squares in 2 ways, for example, as 44102881 + 28185481 = 6641^2 + 5309^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (72288367) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91343 + ... + 92130.
Almost surely, 272288362 is an apocalyptic number.
72288362 is a deficient number, since it is larger than the sum of its proper divisors (36695194).
72288362 is a wasteful number, since it uses less digits than its factorization.
72288362 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183672.
The product of its digits is 64512, while the sum is 38.
The square root of 72288362 is about 8502.2562887742. The cubic root of 72288362 is about 416.5714110427.
The spelling of 72288362 in words is "seventy-two million, two hundred eighty-eight thousand, three hundred sixty-two".
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