Base | Representation |
---|---|
bin | 1011110000111011010… |
… | …01110111011011101000 |
3 | 1102122101002121011022001 |
4 | 11320131221313123220 |
5 | 23110322424040130 |
6 | 505410444340344 |
7 | 41130026022511 |
oct | 5703551673350 |
9 | 1378332534261 |
10 | 404224440040 |
11 | 146481181763 |
12 | 66411b446b4 |
13 | 2c16c8c33c5 |
14 | 157c925ba08 |
15 | a7ac7046ca |
hex | 5e1da776e8 |
404224440040 has 64 divisors (see below), whose sum is σ = 914257733760. Its totient is φ = 160845592320.
The previous prime is 404224440023. The next prime is 404224440101. The reversal of 404224440040 is 40044422404.
It is a junction number, because it is equal to n+sod(n) for n = 404224439990 and 404224440008.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19342477 + ... + 19363363.
It is an arithmetic number, because the mean of its divisors is an integer number (14285277090).
Almost surely, 2404224440040 is an apocalyptic number.
404224440040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
404224440040 is an abundant number, since it is smaller than the sum of its proper divisors (510033293720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404224440040 is a wasteful number, since it uses less digits than its factorization.
404224440040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23402 (or 23398 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 28.
Adding to 404224440040 its reverse (40044422404), we get a palindrome (444268862444).
The spelling of 404224440040 in words is "four hundred four billion, two hundred twenty-four million, four hundred forty thousand, forty".
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