Base | Representation |
---|---|
bin | 11011111011000… |
… | …11011010011001 |
3 | 121022202121101021 |
4 | 31331203122121 |
5 | 434431132031 |
6 | 35124322441 |
7 | 5543001256 |
oct | 1575433231 |
9 | 538677337 |
10 | 234239641 |
11 | 110249789 |
12 | 66543421 |
13 | 396b4c4c |
14 | 2317642d |
15 | 1586e511 |
hex | df63699 |
234239641 has 8 divisors (see below), whose sum is σ = 242552520. Its totient is φ = 225942528.
The previous prime is 234239623. The next prime is 234239647. The reversal of 234239641 is 146932432.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 27225 + 234212416 = 165^2 + 15304^2 .
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 234239641 - 25 = 234239609 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 234239597 and 234239606.
It is not an unprimeable number, because it can be changed into a prime (234239647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31975 + ... + 38611.
It is an arithmetic number, because the mean of its divisors is an integer number (30319065).
Almost surely, 2234239641 is an apocalyptic number.
It is an amenable number.
234239641 is a deficient number, since it is larger than the sum of its proper divisors (8312879).
234239641 is a wasteful number, since it uses less digits than its factorization.
234239641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7883.
The product of its digits is 31104, while the sum is 34.
The square root of 234239641 is about 15304.8894474936. The cubic root of 234239641 is about 616.4343027478.
The spelling of 234239641 in words is "two hundred thirty-four million, two hundred thirty-nine thousand, six hundred forty-one".
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