Base | Representation |
---|---|
bin | 1011001101001… |
… | …1000101010101 |
3 | 10021102221112122 |
4 | 2303103011111 |
5 | 44013030231 |
6 | 4355225325 |
7 | 1110336620 |
oct | 263230525 |
9 | 107387478 |
10 | 47001941 |
11 | 24593288 |
12 | 138a8245 |
13 | 99788cc |
14 | 6356db7 |
15 | 41d677b |
hex | 2cd3155 |
47001941 has 4 divisors (see below), whose sum is σ = 53716512. Its totient is φ = 40287372.
The previous prime is 47001931. The next prime is 47001943. The reversal of 47001941 is 14910074.
47001941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 47001941 - 214 = 46985557 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 47001941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47001943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3357275 + ... + 3357288.
It is an arithmetic number, because the mean of its divisors is an integer number (13429128).
Almost surely, 247001941 is an apocalyptic number.
It is an amenable number.
47001941 is a deficient number, since it is larger than the sum of its proper divisors (6714571).
47001941 is an equidigital number, since it uses as much as digits as its factorization.
47001941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6714570.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 47001941 is about 6855.7961609138. The cubic root of 47001941 is about 360.8875758401.
The spelling of 47001941 in words is "forty-seven million, one thousand, nine hundred forty-one".
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