Base | Representation |
---|---|
bin | 11100000001110… |
… | …10111000110111 |
3 | 121101102110001210 |
4 | 32000322320313 |
5 | 440142402411 |
6 | 35155252503 |
7 | 5553335361 |
oct | 1600727067 |
9 | 541373053 |
10 | 235122231 |
11 | 1107a18a3 |
12 | 668aa133 |
13 | 399338a6 |
14 | 23325d31 |
15 | 15995ca6 |
hex | e03ae37 |
235122231 has 8 divisors (see below), whose sum is σ = 313755904. Its totient is φ = 156618360.
The previous prime is 235122191. The next prime is 235122241. The reversal of 235122231 is 132221532.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 235122231 - 210 = 235121207 is a prime.
It is a super-2 number, since 2×2351222312 = 110564927020834722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 235122198 and 235122207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (235122241) 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, 28141 + ... + 35526.
It is an arithmetic number, because the mean of its divisors is an integer number (39219488).
Almost surely, 2235122231 is an apocalyptic number.
235122231 is a deficient number, since it is larger than the sum of its proper divisors (78633673).
235122231 is a wasteful number, since it uses less digits than its factorization.
235122231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64901.
The product of its digits is 720, while the sum is 21.
The square root of 235122231 is about 15333.6959341184. The cubic root of 235122231 is about 617.2075519685.
Adding to 235122231 its reverse (132221532), we get a palindrome (367343763).
The spelling of 235122231 in words is "two hundred thirty-five million, one hundred twenty-two thousand, two hundred thirty-one".
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