Base | Representation |
---|---|
bin | 101100011000110000… |
… | …111101110000110000 |
3 | 11120000111221102111010 |
4 | 230120300331300300 |
5 | 1240101443114303 |
6 | 33521133550520 |
7 | 3305030262240 |
oct | 543060756060 |
9 | 146014842433 |
10 | 47660129328 |
11 | 1923799a639 |
12 | 92a1345440 |
13 | 4657077b76 |
14 | 2441a83b20 |
15 | 138e249c03 |
hex | b18c3dc30 |
47660129328 has 160 divisors (see below), whose sum is σ = 148130804736. Its totient is φ = 12909625344.
The previous prime is 47660129327. The next prime is 47660129389. The reversal of 47660129328 is 82392106674.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (47660129327) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 845976 + ... + 900552.
Almost surely, 247660129328 is an apocalyptic number.
47660129328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47660129328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74065402368).
47660129328 is an abundant number, since it is smaller than the sum of its proper divisors (100470675408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47660129328 is a wasteful number, since it uses less digits than its factorization.
47660129328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54731 (or 54725 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 48.
The spelling of 47660129328 in words is "forty-seven billion, six hundred sixty million, one hundred twenty-nine thousand, three hundred twenty-eight".
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