Base | Representation |
---|---|
bin | 1011011000100… |
… | …1110010111010 |
3 | 10022211222010202 |
4 | 2312021302322 |
5 | 44211002310 |
6 | 4423242202 |
7 | 1116604535 |
oct | 266116272 |
9 | 108758122 |
10 | 47750330 |
11 | 24a54591 |
12 | 13ba9362 |
13 | 9b7b444 |
14 | 64ada1c |
15 | 42d33a5 |
hex | 2d89cba |
47750330 has 16 divisors (see below), whose sum is σ = 86261544. Its totient is φ = 19031040.
The previous prime is 47750303. The next prime is 47750333. The reversal of 47750330 is 3305774.
It can be written as a sum of positive squares in 4 ways, for example, as 33605209 + 14145121 = 5797^2 + 3761^2 .
It is a junction number, because it is equal to n+sod(n) for n = 47750293 and 47750302.
It is not an unprimeable number, because it can be changed into a prime (47750333) 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, 5687 + ... + 11306.
Almost surely, 247750330 is an apocalyptic number.
47750330 is a deficient number, since it is larger than the sum of its proper divisors (38511214).
47750330 is a wasteful number, since it uses less digits than its factorization.
47750330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17281.
The product of its (nonzero) digits is 8820, while the sum is 29.
The square root of 47750330 is about 6910.1613584633. The cubic root of 47750330 is about 362.7929110950.
The spelling of 47750330 in words is "forty-seven million, seven hundred fifty thousand, three hundred thirty".
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