Base | Representation |
---|---|
bin | 1001110000011… |
… | …0001101111010 |
3 | 2211222221120222 |
4 | 2130012031322 |
5 | 40433414210 |
6 | 4021020042 |
7 | 1004546042 |
oct | 234061572 |
9 | 84887528 |
10 | 40919930 |
11 | 21109827 |
12 | 11854622 |
13 | 862949c |
14 | 5612722 |
15 | 38d4655 |
hex | 270637a |
40919930 has 8 divisors (see below), whose sum is σ = 73655892. Its totient is φ = 16367968.
The previous prime is 40919917. The next prime is 40919947. The reversal of 40919930 is 3991904.
40919930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 40742689 + 177241 = 6383^2 + 421^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2045987 + ... + 2046006.
Almost surely, 240919930 is an apocalyptic number.
40919930 is a deficient number, since it is larger than the sum of its proper divisors (32735962).
40919930 is a wasteful number, since it uses less digits than its factorization.
40919930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4092000.
The product of its (nonzero) digits is 8748, while the sum is 35.
The square root of 40919930 is about 6396.8687652632. The cubic root of 40919930 is about 344.5971072226.
The spelling of 40919930 in words is "forty million, nine hundred nineteen thousand, nine hundred thirty".
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