Base | Representation |
---|---|
bin | 11011010001001… |
… | …00110111001111 |
3 | 120221102020001120 |
4 | 31220210313033 |
5 | 432024144214 |
6 | 34410412023 |
7 | 5445156045 |
oct | 1550446717 |
9 | 527366046 |
10 | 228740559 |
11 | 108133193 |
12 | 64731013 |
13 | 3850ac58 |
14 | 22544395 |
15 | 15134ea9 |
hex | da24dcf |
228740559 has 8 divisors (see below), whose sum is σ = 322927920. Its totient is φ = 143523456.
The previous prime is 228740557. The next prime is 228740579. The reversal of 228740559 is 955047822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228740559 - 21 = 228740557 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 228740559.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228740557) 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, 2242504 + ... + 2242605.
It is an arithmetic number, because the mean of its divisors is an integer number (40365990).
Almost surely, 2228740559 is an apocalyptic number.
228740559 is a deficient number, since it is larger than the sum of its proper divisors (94187361).
228740559 is a wasteful number, since it uses less digits than its factorization.
228740559 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4485129.
The product of its (nonzero) digits is 201600, while the sum is 42.
The square root of 228740559 is about 15124.1713492013. The cubic root of 228740559 is about 611.5721864859.
The spelling of 228740559 in words is "two hundred twenty-eight million, seven hundred forty thousand, five hundred fifty-nine".
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