Base | Representation |
---|---|
bin | 100101011101000001… |
… | …001110111011100110 |
3 | 10211210200012102100221 |
4 | 211131001032323212 |
5 | 1124330104410204 |
6 | 30250305354554 |
7 | 2622400331623 |
oct | 453501167346 |
9 | 124720172327 |
10 | 40215310054 |
11 | 16067548737 |
12 | 7964038a5a |
13 | 3a3b86a36a |
14 | 1d3701734a |
15 | 10a5867654 |
hex | 95d04eee6 |
40215310054 has 16 divisors (see below), whose sum is σ = 63557768880. Its totient is φ = 19031384160.
The previous prime is 40215310049. The next prime is 40215310063. The reversal of 40215310054 is 45001351204.
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 (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458409 + ... + 539044.
It is an arithmetic number, because the mean of its divisors is an integer number (3972360555).
Almost surely, 240215310054 is an apocalyptic number.
40215310054 is a deficient number, since it is larger than the sum of its proper divisors (23342458826).
40215310054 is a wasteful number, since it uses less digits than its factorization.
40215310054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 998535.
The product of its (nonzero) digits is 2400, while the sum is 25.
Adding to 40215310054 its reverse (45001351204), we get a palindrome (85216661258).
The spelling of 40215310054 in words is "forty billion, two hundred fifteen million, three hundred ten thousand, fifty-four".
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