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231300041 = 7217926371
BaseRepresentation
bin11011100100101…
…01101111001001
3121010020021000012
431302111233021
5433203100131
634541321305
75506006100
oct1562255711
9533207005
10231300041
11109621165
1265566235
1338bc5c3b
1422a0d037
151548d52b
hexdc95bc9

231300041 has 12 divisors (see below), whose sum is σ = 270576720. Its totient is φ = 197142120.

The previous prime is 231299953. The next prime is 231300049. The reversal of 231300041 is 140003132.

It is not a de Polignac number, because 231300041 - 218 = 231037897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231299989 and 231300025.

It is not an unprimeable number, because it can be changed into a prime (231300049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4415 + ... + 21956.

It is an arithmetic number, because the mean of its divisors is an integer number (22548060).

Almost surely, 2231300041 is an apocalyptic number.

It is an amenable number.

231300041 is a deficient number, since it is larger than the sum of its proper divisors (39276679).

231300041 is a wasteful number, since it uses less digits than its factorization.

231300041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26564 (or 26557 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 231300041 is about 15208.5515746898. The cubic root of 231300041 is about 613.8447840528.

Adding to 231300041 its reverse (140003132), we get a palindrome (371303173).

The spelling of 231300041 in words is "two hundred thirty-one million, three hundred thousand, forty-one".

Divisors: 1 7 49 179 1253 8771 26371 184597 1292179 4720409 33042863 231300041