Base | Representation |
---|---|
bin | 1001100111001… |
… | …0011010100011 |
3 | 2210212012010210 |
4 | 2121302122203 |
5 | 40310031111 |
6 | 4000025203 |
7 | 666445035 |
oct | 231623243 |
9 | 83765123 |
10 | 40314531 |
11 | 208359a4 |
12 | 11602203 |
13 | 8476a6a |
14 | 54d5c55 |
15 | 38150a6 |
hex | 26726a3 |
40314531 has 8 divisors (see below), whose sum is σ = 56914704. Its totient is φ = 25295360.
The previous prime is 40314529. The next prime is 40314541. The reversal of 40314531 is 13541304.
40314531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40314531 - 21 = 40314529 is a prime.
It is a super-2 number, since 2×403145312 = 3250522819499922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 40314498 and 40314507.
It is not an unprimeable number, because it can be changed into a prime (40314541) 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 7 ways as a sum of consecutive naturals, for example, 395190 + ... + 395291.
It is an arithmetic number, because the mean of its divisors is an integer number (7114338).
Almost surely, 240314531 is an apocalyptic number.
40314531 is a deficient number, since it is larger than the sum of its proper divisors (16600173).
40314531 is a wasteful number, since it uses less digits than its factorization.
40314531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790501.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 40314531 is about 6349.3724886795. The cubic root of 40314531 is about 342.8892507381.
Adding to 40314531 its reverse (13541304), we get a palindrome (53855835).
The spelling of 40314531 in words is "forty million, three hundred fourteen thousand, five hundred thirty-one".
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