Base | Representation |
---|---|
bin | 1011011010111… |
… | …1010100100110 |
3 | 10100010202222122 |
4 | 2312233110212 |
5 | 44230412123 |
6 | 4430425542 |
7 | 1121114630 |
oct | 266572446 |
9 | 110122878 |
10 | 47904038 |
11 | 2504a016 |
12 | 140622b2 |
13 | 9c033b0 |
14 | 650da50 |
15 | 4313bc8 |
hex | 2daf526 |
47904038 has 16 divisors (see below), whose sum is σ = 88438560. Its totient is φ = 18950976.
The previous prime is 47904023. The next prime is 47904049. The reversal of 47904038 is 83040974.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 47903989 and 47904007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131423 + ... + 131786.
It is an arithmetic number, because the mean of its divisors is an integer number (5527410).
Almost surely, 247904038 is an apocalyptic number.
47904038 is a deficient number, since it is larger than the sum of its proper divisors (40534522).
47904038 is a wasteful number, since it uses less digits than its factorization.
47904038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263231.
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 47904038 is about 6921.2743046349. The cubic root of 47904038 is about 363.1817701508.
The spelling of 47904038 in words is "forty-seven million, nine hundred four thousand, thirty-eight".
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