Base | Representation |
---|---|
bin | 1011010111010… |
… | …1001111010010 |
3 | 10022200200122020 |
4 | 2311311033102 |
5 | 44200304010 |
6 | 4421352310 |
7 | 1116104211 |
oct | 265651722 |
9 | 108620566 |
10 | 47666130 |
11 | 249a72a6 |
12 | 13b68696 |
13 | 9b4c015 |
14 | 648b078 |
15 | 42b8470 |
hex | 2d753d2 |
47666130 has 32 divisors (see below), whose sum is σ = 121129344. Its totient is φ = 11963136.
The previous prime is 47666123. The next prime is 47666137. The reversal of 47666130 is 3166674.
It is an interprime number because it is at equal distance from previous prime (47666123) and next prime (47666137).
It is a junction number, because it is equal to n+sod(n) for n = 47666091 and 47666100.
It is not an unprimeable number, because it can be changed into a prime (47666137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46222 + ... + 47241.
It is an arithmetic number, because the mean of its divisors is an integer number (3785292).
Almost surely, 247666130 is an apocalyptic number.
47666130 is an abundant number, since it is smaller than the sum of its proper divisors (73463214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47666130 is a wasteful number, since it uses less digits than its factorization.
47666130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93490.
The product of its (nonzero) digits is 18144, while the sum is 33.
The square root of 47666130 is about 6904.0661931937. The cubic root of 47666130 is about 362.5795433848.
The spelling of 47666130 in words is "forty-seven million, six hundred sixty-six thousand, one hundred thirty".
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