Base | Representation |
---|---|
bin | 1000101001000… |
… | …00110001111010 |
3 | 12001101200010001 |
4 | 10110200301322 |
5 | 122024023020 |
6 | 11105343214 |
7 | 1540056322 |
oct | 424406172 |
9 | 161350101 |
10 | 72486010 |
11 | 37a098a3 |
12 | 20337b0a |
13 | 1202c23c |
14 | 98ac282 |
15 | 656c50a |
hex | 4520c7a |
72486010 has 8 divisors (see below), whose sum is σ = 130474836. Its totient is φ = 28994400.
The previous prime is 72485999. The next prime is 72486017. The reversal of 72486010 is 1068427.
It can be written as a sum of positive squares in 2 ways, for example, as 72233001 + 253009 = 8499^2 + 503^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 72486010.
It is not an unprimeable number, because it can be changed into a prime (72486017) 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, 3624291 + ... + 3624310.
Almost surely, 272486010 is an apocalyptic number.
72486010 is a deficient number, since it is larger than the sum of its proper divisors (57988826).
72486010 is a wasteful number, since it uses less digits than its factorization.
72486010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7248608.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 72486010 is about 8513.8716222410. The cubic root of 72486010 is about 416.9507232822.
The spelling of 72486010 in words is "seventy-two million, four hundred eighty-six thousand, ten".
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