Base | Representation |
---|---|
bin | 1011001110110… |
… | …0010110010110 |
3 | 10021122012111120 |
4 | 2303230112112 |
5 | 44024333210 |
6 | 4401344410 |
7 | 1111250421 |
oct | 263542626 |
9 | 107565446 |
10 | 47105430 |
11 | 24654009 |
12 | 13938106 |
13 | 99b3a48 |
14 | 63829b8 |
15 | 4207270 |
hex | 2cec596 |
47105430 has 32 divisors (see below), whose sum is σ = 116702208. Its totient is φ = 12156000.
The previous prime is 47105417. The next prime is 47105473. The reversal of 47105430 is 3450174.
It is a self number, because there is not a number n which added to its sum of digits gives 47105430.
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, 24396 + ... + 26255.
It is an arithmetic number, because the mean of its divisors is an integer number (3646944).
Almost surely, 247105430 is an apocalyptic number.
47105430 is an abundant number, since it is smaller than the sum of its proper divisors (69596778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47105430 is a wasteful number, since it uses less digits than its factorization.
47105430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50692.
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 47105430 is about 6863.3395661296. The cubic root of 47105430 is about 361.1522494268.
The spelling of 47105430 in words is "forty-seven million, one hundred five thousand, four hundred thirty".
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