Search a number
-
+
230011303231301 = 1097054929911061
BaseRepresentation
bin110100010011000110101110…
…000001011111111101000101
31010011101212101012100110102212
4310103012232001133331011
5220122001122111400201
62133105422312113205
766306524341625114
oct6423065601377505
91104355335313385
10230011303231301
116731a278323379
1221969894095805
139b45c853b5277
1440b286c255c7b
151b8d1c6353abb
hexd131ae05ff45

230011303231301 has 8 divisors (see below), whose sum is σ = 232124796651000. Its totient is φ = 227897869775040.

The previous prime is 230011303231247. The next prime is 230011303231309. The reversal of 230011303231301 is 103132303110032.

It can be written as a sum of positive squares in 4 ways, for example, as 46021774084225 + 183989529147076 = 6783935^2 + 13564274^2 .

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 230011303231301 - 210 = 230011303230277 is a prime.

It is a super-2 number, since 2×2300113032313012 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230011303231309) 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, 7265690 + ... + 22645371.

It is an arithmetic number, because the mean of its divisors is an integer number (29015599581375).

Almost surely, 2230011303231301 is an apocalyptic number.

It is an amenable number.

230011303231301 is a deficient number, since it is larger than the sum of its proper divisors (2113493419699).

230011303231301 is a wasteful number, since it uses less digits than its factorization.

230011303231301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29981719.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 230011303231301 its reverse (103132303110032), we get a palindrome (333143606341333).

The spelling of 230011303231301 in words is "two hundred thirty trillion, eleven billion, three hundred three million, two hundred thirty-one thousand, three hundred one".

Divisors: 1 109 70549 7689841 29911061 3260305649 2110195442489 230011303231301