Base | Representation |
---|---|
bin | 1001101001100… |
… | …1010011001101 |
3 | 2211011021121211 |
4 | 2122121103031 |
5 | 40330130210 |
6 | 4003254421 |
7 | 1001010301 |
oct | 232312315 |
9 | 84137554 |
10 | 40473805 |
11 | 20934629 |
12 | 1167a411 |
13 | 85013c8 |
14 | 5537d01 |
15 | 384738a |
hex | 26994cd |
40473805 has 8 divisors (see below), whose sum is σ = 49365144. Its totient is φ = 31848000.
The previous prime is 40473791. The next prime is 40473827. The reversal of 40473805 is 50837404.
40473805 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 4 ways, for example, as 695556 + 39778249 = 834^2 + 6307^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40473805 - 211 = 40471757 is a prime.
It is a Duffinian number.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 66046 + ... + 66655.
It is an arithmetic number, because the mean of its divisors is an integer number (6170643).
Almost surely, 240473805 is an apocalyptic number.
It is an amenable number.
40473805 is a deficient number, since it is larger than the sum of its proper divisors (8891339).
40473805 is a wasteful number, since it uses less digits than its factorization.
40473805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132767.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 40473805 is about 6361.9026242155. The cubic root of 40473805 is about 343.3402178111.
The spelling of 40473805 in words is "forty million, four hundred seventy-three thousand, eight hundred five".
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