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230141313 = 3225571257
BaseRepresentation
bin11011011011110…
…10110110000001
3121001001101112100
431231322312001
5432404010223
634500421013
75463111633
oct1555726601
9531041470
10230141313
111089aa636
12650a7769
13388ab6bc
14227caa53
1515310043
hexdb7ad81

230141313 has 6 divisors (see below), whose sum is σ = 332426354. Its totient is φ = 153427536.

The previous prime is 230141293. The next prime is 230141339. The reversal of 230141313 is 313141032.

It can be written as a sum of positive squares in only one way, i.e., 219721329 + 10419984 = 14823^2 + 3228^2 .

It is not a de Polignac number, because 230141313 - 216 = 230075777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230141363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12785620 + ... + 12785637.

Almost surely, 2230141313 is an apocalyptic number.

It is an amenable number.

230141313 is a deficient number, since it is larger than the sum of its proper divisors (102285041).

230141313 is a wasteful number, since it uses less digits than its factorization.

230141313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25571263 (or 25571260 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 230141313 is about 15170.4091243447. The cubic root of 230141313 is about 612.8180221588.

Adding to 230141313 its reverse (313141032), we get a palindrome (543282345).

The spelling of 230141313 in words is "two hundred thirty million, one hundred forty-one thousand, three hundred thirteen".

Divisors: 1 3 9 25571257 76713771 230141313