Base | Representation |
---|---|
bin | 1011010000101… |
… | …1010101000000 |
3 | 10021212122120012 |
4 | 2310023111000 |
5 | 44042413240 |
6 | 4404204052 |
7 | 1112316362 |
oct | 264132500 |
9 | 107778505 |
10 | 47232320 |
11 | 24730383 |
12 | 13999628 |
13 | 9a29725 |
14 | 63b6d32 |
15 | 422eb65 |
hex | 2d0b540 |
47232320 has 56 divisors (see below), whose sum is σ = 114202464. Its totient is φ = 18602496.
The previous prime is 47232301. The next prime is 47232323. The reversal of 47232320 is 2323274.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47232323) 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, 20339 + ... + 22541.
Almost surely, 247232320 is an apocalyptic number.
47232320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57101232).
47232320 is an abundant number, since it is smaller than the sum of its proper divisors (66970144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47232320 is a wasteful number, since it uses less digits than its factorization.
47232320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2287 (or 2277 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 47232320 is about 6872.5773913431. The cubic root of 47232320 is about 361.4762426622.
Adding to 47232320 its reverse (2323274), we get a palindrome (49555594).
The spelling of 47232320 in words is "forty-seven million, two hundred thirty-two thousand, three hundred twenty".
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