Base | Representation |
---|---|
bin | 1011010111101… |
… | …0010111110000 |
3 | 10022201202110211 |
4 | 2311322113300 |
5 | 44201442102 |
6 | 4422033504 |
7 | 1116222412 |
oct | 265722760 |
9 | 108652424 |
10 | 47687152 |
11 | 24a11077 |
12 | 13b78894 |
13 | 9b58766 |
14 | 64949b2 |
15 | 42be7d7 |
hex | 2d7a5f0 |
47687152 has 40 divisors (see below), whose sum is σ = 94525200. Its totient is φ = 23301120.
The previous prime is 47687149. The next prime is 47687153. The reversal of 47687152 is 25178674.
It is a super-2 number, since 2×476871522 = 4548128931742208, which contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
47687152 is a modest number, since divided by 7152 gives 4768 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47687153) 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, 197752 + ... + 197992.
It is an arithmetic number, because the mean of its divisors is an integer number (2363130).
Almost surely, 247687152 is an apocalyptic number.
It is an amenable number.
47687152 is a deficient number, since it is larger than the sum of its proper divisors (46838048).
47687152 is a wasteful number, since it uses less digits than its factorization.
47687152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 481 (or 475 counting only the distinct ones).
The product of its digits is 94080, while the sum is 40.
The square root of 47687152 is about 6905.5884615288. The cubic root of 47687152 is about 362.6328378793.
The spelling of 47687152 in words is "forty-seven million, six hundred eighty-seven thousand, one hundred fifty-two".
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