Base | Representation |
---|---|
bin | 1011010000100… |
… | …1010010000110 |
3 | 10021212020001220 |
4 | 2310021102012 |
5 | 44042131232 |
6 | 4404101210 |
7 | 1112253063 |
oct | 264112206 |
9 | 107766056 |
10 | 47223942 |
11 | 24725057 |
12 | 13994806 |
13 | 9a2597c |
14 | 63b3c6a |
15 | 422c42c |
hex | 2d09486 |
47223942 has 8 divisors (see below), whose sum is σ = 94447896. Its totient is φ = 15741312.
The previous prime is 47223941. The next prime is 47223947. The reversal of 47223942 is 24932274.
It is a sphenic number, since it is the product of 3 distinct primes.
47223942 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47223941) 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, 3935323 + ... + 3935334.
It is an arithmetic number, because the mean of its divisors is an integer number (11805987).
Almost surely, 247223942 is an apocalyptic number.
47223942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47223942 is a wasteful number, since it uses less digits than its factorization.
47223942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7870662.
The product of its digits is 24192, while the sum is 33.
The square root of 47223942 is about 6871.9678404370. The cubic root of 47223942 is about 361.4548686889.
The spelling of 47223942 in words is "forty-seven million, two hundred twenty-three thousand, nine hundred forty-two".
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