Base | Representation |
---|---|
bin | 101100101100011100… |
… | …100010101110001100 |
3 | 11120212112020211221201 |
4 | 230230130202232030 |
5 | 1241241010220022 |
6 | 34014011035244 |
7 | 3316146663265 |
oct | 545434425614 |
9 | 146775224851 |
10 | 47990320012 |
11 | 193973147a8 |
12 | 9373a3bb24 |
13 | 46aa5b667b |
14 | 247387596c |
15 | 13ad21e127 |
hex | b2c722b8c |
47990320012 has 24 divisors (see below), whose sum is σ = 87434438336. Its totient is φ = 23026819968.
The previous prime is 47990320003. The next prime is 47990320057. The reversal of 47990320012 is 21002309974.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2210148 + ... + 2231755.
Almost surely, 247990320012 is an apocalyptic number.
It is an amenable number.
47990320012 is a deficient number, since it is larger than the sum of its proper divisors (39444118324).
47990320012 is a wasteful number, since it uses less digits than its factorization.
47990320012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4442017 (or 4442015 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 37.
Adding to 47990320012 its reverse (21002309974), we get a palindrome (68992629986).
The spelling of 47990320012 in words is "forty-seven billion, nine hundred ninety million, three hundred twenty thousand, twelve".
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