Base | Representation |
---|---|
bin | 1011001111010… |
… | …0111100101000 |
3 | 10021200222210221 |
4 | 2303310330220 |
5 | 44032000043 |
6 | 4402215424 |
7 | 1111455202 |
oct | 263647450 |
9 | 107628727 |
10 | 47140648 |
11 | 24678515 |
12 | 13954574 |
13 | 99c6a99 |
14 | 6391772 |
15 | 42128ed |
hex | 2cf4f28 |
47140648 has 8 divisors (see below), whose sum is σ = 88388730. Its totient is φ = 23570320.
The previous prime is 47140619. The next prime is 47140673. The reversal of 47140648 is 84604174.
It can be written as a sum of positive squares in only one way, i.e., 40678884 + 6461764 = 6378^2 + 2542^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-3 number, since 3×471406483 (a number of 24 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2946283 + ... + 2946298.
Almost surely, 247140648 is an apocalyptic number.
It is an amenable number.
47140648 is a deficient number, since it is larger than the sum of its proper divisors (41248082).
47140648 is a wasteful number, since it uses less digits than its factorization.
47140648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5892587 (or 5892583 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 34.
The square root of 47140648 is about 6865.9047473731. The cubic root of 47140648 is about 361.2422312079.
The spelling of 47140648 in words is "forty-seven million, one hundred forty thousand, six hundred forty-eight".
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