Base | Representation |
---|---|
bin | 1001100111001… |
… | …0000111100000 |
3 | 2210212010110122 |
4 | 2121302013200 |
5 | 40310011222 |
6 | 4000015412 |
7 | 666441344 |
oct | 231620740 |
9 | 83763418 |
10 | 40313312 |
11 | 20834a96 |
12 | 11601568 |
13 | 8476340 |
14 | 54d5624 |
15 | 3814a42 |
hex | 26721e0 |
40313312 has 24 divisors (see below), whose sum is σ = 85472856. Its totient is φ = 18605952.
The previous prime is 40313281. The next prime is 40313327. The reversal of 40313312 is 21331304.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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, 48038 + ... + 48869.
It is an arithmetic number, because the mean of its divisors is an integer number (3561369).
Almost surely, 240313312 is an apocalyptic number.
It is an amenable number.
40313312 is an abundant number, since it is smaller than the sum of its proper divisors (45159544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40313312 is a wasteful number, since it uses less digits than its factorization.
40313312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96930 (or 96922 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 40313312 is about 6349.2764942157. The cubic root of 40313312 is about 342.8857946955.
Adding to 40313312 its reverse (21331304), we get a palindrome (61644616).
The spelling of 40313312 in words is "forty million, three hundred thirteen thousand, three hundred twelve".
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