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234241231 = 7131255443
BaseRepresentation
bin11011111011000…
…11110011001111
3121022202200120011
431331203303033
5434431204411
635124334051
75543006020
oct1575436317
9538680504
10234241231
1111024a9a4
1266544327
13396b58a3
1423176c47
151586ec21
hexdf63ccf

234241231 has 8 divisors (see below), whose sum is σ = 269748864. Its totient is φ = 199244760.

The previous prime is 234241229. The next prime is 234241237. The reversal of 234241231 is 132142432.

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 234241231 - 21 = 234241229 is a prime.

It is a super-2 number, since 2×2342412312 = 109737908600790722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234241237) 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 7 ways as a sum of consecutive naturals, for example, 126805 + ... + 128638.

It is an arithmetic number, because the mean of its divisors is an integer number (33718608).

Almost surely, 2234241231 is an apocalyptic number.

234241231 is a deficient number, since it is larger than the sum of its proper divisors (35507633).

234241231 is a wasteful number, since it uses less digits than its factorization.

234241231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255581.

The product of its digits is 1152, while the sum is 22.

The square root of 234241231 is about 15304.9413915898. The cubic root of 234241231 is about 616.4356975136.

Adding to 234241231 its reverse (132142432), we get a palindrome (366383663).

The spelling of 234241231 in words is "two hundred thirty-four million, two hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 7 131 917 255443 1788101 33463033 234241231