Base | Representation |
---|---|
bin | 1011001111101… |
… | …1110110110010 |
3 | 10021202102122000 |
4 | 2303323312302 |
5 | 44033401241 |
6 | 4402554430 |
7 | 1111633536 |
oct | 263736662 |
9 | 107672560 |
10 | 47168946 |
11 | 24697800 |
12 | 13968a16 |
13 | 9a06926 |
14 | 639bbc6 |
15 | 421aeb6 |
hex | 2cfbdb2 |
47168946 has 48 divisors (see below), whose sum is σ = 115231200. Its totient is φ = 14291640.
The previous prime is 47168939. The next prime is 47168971. The reversal of 47168946 is 64986174.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2925 + ... + 10143.
It is an arithmetic number, because the mean of its divisors is an integer number (2400650).
Almost surely, 247168946 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47168946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57615600).
47168946 is an abundant number, since it is smaller than the sum of its proper divisors (68062254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47168946 is a wasteful number, since it uses less digits than its factorization.
47168946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7252 (or 7235 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 47168946 is about 6867.9652008437. The cubic root of 47168946 is about 361.3144999632.
The spelling of 47168946 in words is "forty-seven million, one hundred sixty-eight thousand, nine hundred forty-six".
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