Base | Representation |
---|---|
bin | 101011111110110111… |
… | …100010010000010000 |
3 | 11111220020101021201201 |
4 | 223332313202100100 |
5 | 1233204231102143 |
6 | 33410053240544 |
7 | 3261203231302 |
oct | 537667422020 |
9 | 144806337651 |
10 | 47225644048 |
11 | 190347103a0 |
12 | 919b933154 |
13 | 45b8050b9b |
14 | 24000a3972 |
15 | 136602364d |
hex | afede2410 |
47225644048 has 40 divisors (see below), whose sum is σ = 99837136800. Its totient is φ = 21462051840.
The previous prime is 47225643991. The next prime is 47225644049. The reversal of 47225644048 is 84044652274.
47225644048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×472256440482 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47225643989 and 47225644007.
It is not an unprimeable number, because it can be changed into a prime (47225644049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002528 + ... + 1048576.
It is an arithmetic number, because the mean of its divisors is an integer number (2495928420).
Almost surely, 247225644048 is an apocalyptic number.
It is an amenable number.
47225644048 is an abundant number, since it is smaller than the sum of its proper divisors (52611492752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47225644048 is a wasteful number, since it uses less digits than its factorization.
47225644048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51895 (or 51889 counting only the distinct ones).
The product of its (nonzero) digits is 1720320, while the sum is 46.
The spelling of 47225644048 in words is "forty-seven billion, two hundred twenty-five million, six hundred forty-four thousand, forty-eight".
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