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234130441 = 311752831
BaseRepresentation
bin11011111010010…
…00110000001001
3121022120001120211
431331020300021
5434414133231
635122121121
75542035016
oct1575106011
9538501524
10234130441
11110184736
12664b01a1
133967732c
142314870d
151584beb1
hexdf48c09

234130441 has 4 divisors (see below), whose sum is σ = 234883584. Its totient is φ = 233377300.

The previous prime is 234130439. The next prime is 234130447. The reversal of 234130441 is 144031432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 234130441 - 21 = 234130439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234130447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376105 + ... + 376726.

It is an arithmetic number, because the mean of its divisors is an integer number (58720896).

Almost surely, 2234130441 is an apocalyptic number.

It is an amenable number.

234130441 is a deficient number, since it is larger than the sum of its proper divisors (753143).

234130441 is an equidigital number, since it uses as much as digits as its factorization.

234130441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753142.

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

The square root of 234130441 is about 15301.3215442327. The cubic root of 234130441 is about 616.3384961787.

Adding to 234130441 its reverse (144031432), we get a palindrome (378161873).

Subtracting from 234130441 its reverse (144031432), we obtain a palindrome (90099009).

The spelling of 234130441 in words is "two hundred thirty-four million, one hundred thirty thousand, four hundred forty-one".

Divisors: 1 311 752831 234130441