Base | Representation |
---|---|
bin | 1011001101111… |
… | …1001000010100 |
3 | 10021112110020011 |
4 | 2303133020110 |
5 | 44021120114 |
6 | 4400250004 |
7 | 1110633520 |
oct | 263371024 |
9 | 107473204 |
10 | 47051284 |
11 | 24617365 |
12 | 13910904 |
13 | 99951c7 |
14 | 636ad80 |
15 | 41e61c4 |
hex | 2cdf214 |
47051284 has 24 divisors (see below), whose sum is σ = 98195328. Its totient is φ = 19287840.
The previous prime is 47051281. The next prime is 47051287. The reversal of 47051284 is 48215074.
47051284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (47051281) and next prime (47051287).
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47051281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35887 + ... + 37174.
It is an arithmetic number, because the mean of its divisors is an integer number (4091472).
Almost surely, 247051284 is an apocalyptic number.
It is an amenable number.
47051284 is an abundant number, since it is smaller than the sum of its proper divisors (51144044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47051284 is a wasteful number, since it uses less digits than its factorization.
47051284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73095 (or 73093 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 47051284 is about 6859.3938507714. The cubic root of 47051284 is about 361.0138191931.
It can be divided in two parts, 470512 and 84, that added together give a square (470596 = 6862).
The spelling of 47051284 in words is "forty-seven million, fifty-one thousand, two hundred eighty-four".
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