Base | Representation |
---|---|
bin | 11011111011001… |
… | …11001111011001 |
3 | 121022210101220000 |
4 | 31331213033121 |
5 | 434432132241 |
6 | 35124523213 |
7 | 5543065056 |
oct | 1575471731 |
9 | 538711800 |
10 | 234255321 |
11 | 11025a543 |
12 | 66550509 |
13 | 396bc121 |
14 | 2317c02d |
15 | 15873eb6 |
hex | df673d9 |
234255321 has 40 divisors (see below), whose sum is σ = 358339080. Its totient is φ = 152471808.
The previous prime is 234255319. The next prime is 234255353. The reversal of 234255321 is 123552432.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 149817600 + 84437721 = 12240^2 + 9189^2 .
It is not a de Polignac number, because 234255321 - 21 = 234255319 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (232255321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1022835 + ... + 1023063.
It is an arithmetic number, because the mean of its divisors is an integer number (8958477).
Almost surely, 2234255321 is an apocalyptic number.
It is an amenable number.
234255321 is a deficient number, since it is larger than the sum of its proper divisors (124083759).
234255321 is a wasteful number, since it uses less digits than its factorization.
234255321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 487 (or 478 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 234255321 is about 15305.4016935198. The cubic root of 234255321 is about 616.4480571436.
The spelling of 234255321 in words is "two hundred thirty-four million, two hundred fifty-five thousand, three hundred twenty-one".
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