Base | Representation |
---|---|
bin | 1011010001100… |
… | …0001100000010 |
3 | 10021222022211002 |
4 | 2310120030002 |
5 | 44101104434 |
6 | 4405252002 |
7 | 1112626061 |
oct | 264301402 |
9 | 107868732 |
10 | 47284994 |
11 | 24766a09 |
12 | 13a04002 |
13 | 9a476b3 |
14 | 63cc1d8 |
15 | 424057e |
hex | 2d18302 |
47284994 has 8 divisors (see below), whose sum is σ = 71180748. Its totient is φ = 23558080.
The previous prime is 47284969. The next prime is 47284999. The reversal of 47284994 is 49948274.
It can be written as a sum of positive squares in 2 ways, for example, as 43731769 + 3553225 = 6613^2 + 1885^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (47284999) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41507 + ... + 42630.
Almost surely, 247284994 is an apocalyptic number.
47284994 is a deficient number, since it is larger than the sum of its proper divisors (23895754).
47284994 is a wasteful number, since it uses less digits than its factorization.
47284994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84420.
The product of its digits is 580608, while the sum is 47.
The square root of 47284994 is about 6876.4085102617. The cubic root of 47284994 is about 361.6105668281.
It can be divided in two parts, 4728 and 4994, that multiplied together give a palindrome (23611632).
The spelling of 47284994 in words is "forty-seven million, two hundred eighty-four thousand, nine hundred ninety-four".
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