Base | Representation |
---|---|
bin | 10001010001001… |
… | …011000100001001 |
3 | 202012011000111111 |
4 | 101101023010021 |
5 | 1043131330231 |
6 | 44425330321 |
7 | 10115350342 |
oct | 2121130411 |
9 | 665130444 |
10 | 289714441 |
11 | 139599825 |
12 | 810369a1 |
13 | 48039283 |
14 | 2a6970c9 |
15 | 1a67b4b1 |
hex | 1144b109 |
289714441 has 3 divisors (see below), whose sum is σ = 289731463. Its totient is φ = 289697420.
The previous prime is 289714433. The next prime is 289714457. The reversal of 289714441 is 144417982.
The square root of 289714441 is 17021.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 281534841 + 8179600 = 16779^2 + 2860^2 .
It is not a de Polignac number, because 289714441 - 23 = 289714433 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 289714394 and 289714403.
It is not an unprimeable number, because it can be changed into a prime (289714421) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8511 + ... + 25531.
Almost surely, 2289714441 is an apocalyptic number.
289714441 is the 17021-st square number.
289714441 is the 8511-st centered octagonal number.
It is an amenable number.
289714441 is a deficient number, since it is larger than the sum of its proper divisors (17022).
289714441 is an frugal number, since it uses more digits than its factorization.
289714441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34042 (or 17021 counting only the distinct ones).
The product of its digits is 64512, while the sum is 40.
The cubic root of 289714441 is about 661.6932653756.
The spelling of 289714441 in words is "two hundred eighty-nine million, seven hundred fourteen thousand, four hundred forty-one".
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