Base | Representation |
---|---|
bin | 1001100111010… |
… | …0000100100100 |
3 | 2210212112110002 |
4 | 2121310010210 |
5 | 40310240231 |
6 | 4000120432 |
7 | 666503600 |
oct | 231640444 |
9 | 83775402 |
10 | 40321316 |
11 | 20840002 |
12 | 11606118 |
13 | 8479b89 |
14 | 54d8500 |
15 | 38170cb |
hex | 2674124 |
40321316 has 18 divisors (see below), whose sum is σ = 82083078. Its totient is φ = 17280480.
The previous prime is 40321313. The next prime is 40321373. The reversal of 40321316 is 61312304.
It can be written as a sum of positive squares in only one way, i.e., 37258816 + 3062500 = 6104^2 + 1750^2 .
It is not an unprimeable number, because it can be changed into a prime (40321313) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102665 + ... + 103056.
It is an arithmetic number, because the mean of its divisors is an integer number (4560171).
Almost surely, 240321316 is an apocalyptic number.
It is an amenable number.
40321316 is an abundant number, since it is smaller than the sum of its proper divisors (41761762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40321316 is a wasteful number, since it uses less digits than its factorization.
40321316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205739 (or 205730 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 40321316 is about 6349.9067709692. The cubic root of 40321316 is about 342.9084859287.
The spelling of 40321316 in words is "forty million, three hundred twenty-one thousand, three hundred sixteen".
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