Base | Representation |
---|---|
bin | 101100011101110111… |
… | …100000111000101111 |
3 | 11120020111000111110202 |
4 | 230131313200320233 |
5 | 1240240401412033 |
6 | 33533432424115 |
7 | 3310120012154 |
oct | 543567407057 |
9 | 146214014422 |
10 | 47745732143 |
11 | 1928124826a |
12 | 9305b4803b |
13 | 466ba1a515 |
14 | 244d1a822b |
15 | 1396a088e8 |
hex | b1dde0e2f |
47745732143 has 8 divisors (see below), whose sum is σ = 50846529168. Its totient is φ = 44677404544.
The previous prime is 47745732119. The next prime is 47745732157. The reversal of 47745732143 is 34123754774.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 47745732143 - 234 = 30565862959 is a prime.
It is a super-2 number, since 2×477457321432 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47745732113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8114321 + ... + 8120202.
It is an arithmetic number, because the mean of its divisors is an integer number (6355816146).
Almost surely, 247745732143 is an apocalyptic number.
47745732143 is a deficient number, since it is larger than the sum of its proper divisors (3100797025).
47745732143 is a wasteful number, since it uses less digits than its factorization.
47745732143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16234713.
The product of its digits is 1975680, while the sum is 47.
The spelling of 47745732143 in words is "forty-seven billion, seven hundred forty-five million, seven hundred thirty-two thousand, one hundred forty-three".
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