Base | Representation |
---|---|
bin | 101100100001001111… |
… | …000010111110011000 |
3 | 11120101102100000201000 |
4 | 230201033002332120 |
5 | 1240344332421403 |
6 | 33543211425000 |
7 | 3311404162665 |
oct | 544117027630 |
9 | 146342300630 |
10 | 47802232728 |
11 | 19300128a68 |
12 | 9320a55160 |
13 | 467a640713 |
14 | 24568b4a6c |
15 | 139b9697a3 |
hex | b213c2f98 |
47802232728 has 64 divisors (see below), whose sum is σ = 132801832800. Its totient is φ = 15931935360.
The previous prime is 47802232727. The next prime is 47802232783. The reversal of 47802232728 is 82723220874.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47802232727) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 3176550 + ... + 3191562.
Almost surely, 247802232728 is an apocalyptic number.
It is an amenable number.
47802232728 is an abundant number, since it is smaller than the sum of its proper divisors (84999600072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47802232728 is a wasteful number, since it uses less digits than its factorization.
47802232728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29769 (or 29759 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 45.
The spelling of 47802232728 in words is "forty-seven billion, eight hundred two million, two hundred thirty-two thousand, seven hundred twenty-eight".
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