Base | Representation |
---|---|
bin | 10001001111110… |
… | …001110101001110 |
3 | 202011110110010111 |
4 | 101033301311032 |
5 | 1043033131232 |
6 | 44413430234 |
7 | 10112265631 |
oct | 2117616516 |
9 | 664413114 |
10 | 289348942 |
11 | 13936a163 |
12 | 80a9b37a |
13 | 47c3babc |
14 | 2a5ddc18 |
15 | 1a608047 |
hex | 113f1d4e |
289348942 has 32 divisors (see below), whose sum is σ = 471062304. Its totient is φ = 132787200.
The previous prime is 289348919. The next prime is 289348949. The reversal of 289348942 is 249843982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289348949) 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, 379842 + ... + 380602.
It is an arithmetic number, because the mean of its divisors is an integer number (14720697).
Almost surely, 2289348942 is an apocalyptic number.
289348942 is a deficient number, since it is larger than the sum of its proper divisors (181713362).
289348942 is a wasteful number, since it uses less digits than its factorization.
289348942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044.
The product of its digits is 995328, while the sum is 49.
The square root of 289348942 is about 17010.2599039521. The cubic root of 289348942 is about 661.4148878104.
The spelling of 289348942 in words is "two hundred eighty-nine million, three hundred forty-eight thousand, nine hundred forty-two".
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