Base | Representation |
---|---|
bin | 100101111001001000… |
… | …100111110110100000 |
3 | 10220000112210012221002 |
4 | 211321020213312200 |
5 | 1131311333243214 |
6 | 30405155451132 |
7 | 2640155605013 |
oct | 457110476640 |
9 | 126015705832 |
10 | 40687009184 |
11 | 16289835228 |
12 | 7a75bb6aa8 |
13 | 3ab54c3983 |
14 | 1d7d92337a |
15 | 10d1e901de |
hex | 979227da0 |
40687009184 has 24 divisors (see below), whose sum is σ = 84318474240. Its totient is φ = 19272793536.
The previous prime is 40687009183. The next prime is 40687009199. The reversal of 40687009184 is 48190078604.
It is not an unprimeable number, because it can be changed into a prime (40687009183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33459104 + ... + 33460319.
It is an arithmetic number, because the mean of its divisors is an integer number (3513269760).
Almost surely, 240687009184 is an apocalyptic number.
It is an amenable number.
40687009184 is an abundant number, since it is smaller than the sum of its proper divisors (43631465056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40687009184 is a wasteful number, since it uses less digits than its factorization.
40687009184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66919452 (or 66919444 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 47.
The spelling of 40687009184 in words is "forty billion, six hundred eighty-seven million, nine thousand, one hundred eighty-four".
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