Base | Representation |
---|---|
bin | 1011010010111… |
… | …1011100000000 |
3 | 10022011011110010 |
4 | 2310233130000 |
5 | 44112131344 |
6 | 4411304520 |
7 | 1113503523 |
oct | 264573400 |
9 | 108134403 |
10 | 47380224 |
11 | 24821511 |
12 | 13a4b140 |
13 | 9a7bb48 |
14 | 6414bba |
15 | 425d8b9 |
hex | 2d2f700 |
47380224 has 144 divisors (see below), whose sum is σ = 141281280. Its totient is φ = 14008320.
The previous prime is 47380187. The next prime is 47380247. The reversal of 47380224 is 42208374.
It is a junction number, because it is equal to n+sod(n) for n = 47380191 and 47380200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247969 + ... + 248159.
It is an arithmetic number, because the mean of its divisors is an integer number (981120).
Almost surely, 247380224 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47380224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70640640).
47380224 is an abundant number, since it is smaller than the sum of its proper divisors (93901056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47380224 is a wasteful number, since it uses less digits than its factorization.
47380224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246 (or 232 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 47380224 is about 6883.3294269561. The cubic root of 47380224 is about 361.8531602284.
Adding to 47380224 its reverse (42208374), we get a palindrome (89588598).
The spelling of 47380224 in words is "forty-seven million, three hundred eighty thousand, two hundred twenty-four".
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