Base | Representation |
---|---|
bin | 10010000101101111111111 |
3 | 22220220222221 |
4 | 102011233333 |
5 | 2203222033 |
6 | 245350211 |
7 | 55210330 |
oct | 22055777 |
9 | 8826887 |
10 | 4742143 |
11 | 274992a |
12 | 1708367 |
13 | ca0603 |
14 | 8b6287 |
15 | 63a12d |
hex | 485bff |
4742143 has 8 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 4047000.
The previous prime is 4742141. The next prime is 4742147. The reversal of 4742143 is 3412474.
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 4742143 - 21 = 4742141 is a prime.
It is a d-powerful number, because it can be written as 4 + 7 + 47 + 2 + 1 + 411 + 312 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4742141) 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, 408 + ... + 3106.
It is an arithmetic number, because the mean of its divisors is an integer number (680400).
Almost surely, 24742143 is an apocalyptic number.
4742143 is a deficient number, since it is larger than the sum of its proper divisors (701057).
4742143 is a wasteful number, since it uses less digits than its factorization.
4742143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2957.
The product of its digits is 2688, while the sum is 25.
The square root of 4742143 is about 2177.6462063430. The cubic root of 4742143 is about 168.0060348361.
The spelling of 4742143 in words is "four million, seven hundred forty-two thousand, one hundred forty-three".
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