Base | Representation |
---|---|
bin | 11100000000000… |
… | …00000001010101 |
3 | 121100222012022100 |
4 | 32000000001111 |
5 | 440112143414 |
6 | 35150152313 |
7 | 5551312401 |
oct | 1600000125 |
9 | 540865270 |
10 | 234881109 |
11 | 110647721 |
12 | 667b2699 |
13 | 3987ac08 |
14 | 232a2101 |
15 | 15949609 |
hex | e000055 |
234881109 has 12 divisors (see below), whose sum is σ = 339505452. Its totient is φ = 156480000.
The previous prime is 234881099. The next prime is 234881111. The reversal of 234881109 is 901188432.
It can be written as a sum of positive squares in 2 ways, for example, as 222666084 + 12215025 = 14922^2 + 3495^2 .
It is not a de Polignac number, because 234881109 - 27 = 234880981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (234881189) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6259 + ... + 22559.
It is an arithmetic number, because the mean of its divisors is an integer number (28292121).
Almost surely, 2234881109 is an apocalyptic number.
It is an amenable number.
234881109 is a deficient number, since it is larger than the sum of its proper divisors (104624343).
234881109 is a wasteful number, since it uses less digits than its factorization.
234881109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17908 (or 17905 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 234881109 is about 15325.8314293222. The cubic root of 234881109 is about 616.9964940562.
The spelling of 234881109 in words is "two hundred thirty-four million, eight hundred eighty-one thousand, one hundred nine".
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