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231301 = 7173191
BaseRepresentation
bin111000011110000101
3102202021201
4320132011
524400201
64542501
71652230
oct703605
9382251
10231301
11148864
12b1a31
1381385
1460417
1548801
hex38785

231301 has 8 divisors (see below), whose sum is σ = 267264. Its totient is φ = 196080.

The previous prime is 231299. The next prime is 231317. The reversal of 231301 is 103132.

231301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 231301 - 21 = 231299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231331) 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, 1116 + ... + 1306.

It is an arithmetic number, because the mean of its divisors is an integer number (33408).

2231301 is an apocalyptic number.

It is an amenable number.

231301 is a deficient number, since it is larger than the sum of its proper divisors (35963).

231301 is a wasteful number, since it uses less digits than its factorization.

231301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 231301 is about 480.9376258934. The cubic root of 231301 is about 61.3845632412.

Adding to 231301 its reverse (103132), we get a palindrome (334433).

The spelling of 231301 in words is "two hundred thirty-one thousand, three hundred one".

Divisors: 1 7 173 191 1211 1337 33043 231301