Base | Representation |
---|---|
bin | 101100101001101100… |
… | …110010101010000111 |
3 | 11120202022120010221210 |
4 | 230221230302222013 |
5 | 1241142211413233 |
6 | 34005243342503 |
7 | 3315050245344 |
oct | 545154625207 |
9 | 146668503853 |
10 | 47944247943 |
11 | 19373307109 |
12 | 9360521a33 |
13 | 46a0ba50a7 |
14 | 246b6c17cb |
15 | 13a916d163 |
hex | b29b32a87 |
47944247943 has 16 divisors (see below), whose sum is σ = 67902268896. Its totient is φ = 29986544640.
The previous prime is 47944247929. The next prime is 47944247947. The reversal of 47944247943 is 34974244974.
47944247943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 47944247943 - 24 = 47944247927 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47944247947) 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, 1485768 + ... + 1517693.
It is an arithmetic number, because the mean of its divisors is an integer number (4243891806).
Almost surely, 247944247943 is an apocalyptic number.
47944247943 is a deficient number, since it is larger than the sum of its proper divisors (19958020953).
47944247943 is a wasteful number, since it uses less digits than its factorization.
47944247943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3003794.
The product of its digits is 24385536, while the sum is 57.
The spelling of 47944247943 in words is "forty-seven billion, nine hundred forty-four million, two hundred forty-seven thousand, nine hundred forty-three".
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