Base | Representation |
---|---|
bin | 1001101100001… |
… | …1010110011100 |
3 | 2211111000220001 |
4 | 2123003112130 |
5 | 40401133134 |
6 | 4011104044 |
7 | 1002325405 |
oct | 233032634 |
9 | 84430801 |
10 | 40646044 |
11 | 20a41a7a |
12 | 11742024 |
13 | 856191a |
14 | 55809ac |
15 | 387d414 |
hex | 26c359c |
40646044 has 24 divisors (see below), whose sum is σ = 72863280. Its totient is φ = 19833216.
The previous prime is 40646041. The next prime is 40646059. The reversal of 40646044 is 44064604.
40646044 = T156 + T157 + ... + T627.
40646044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40646041) 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, 36504 + ... + 37600.
It is an arithmetic number, because the mean of its divisors is an integer number (3035970).
Almost surely, 240646044 is an apocalyptic number.
It is an amenable number.
40646044 is a deficient number, since it is larger than the sum of its proper divisors (32217236).
40646044 is a wasteful number, since it uses less digits than its factorization.
40646044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1317 (or 1315 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
The square root of 40646044 is about 6375.4250054408. The cubic root of 40646044 is about 343.8265643668.
The spelling of 40646044 in words is "forty million, six hundred forty-six thousand, forty-four".
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