Search a number
-
+
230201211 = 32113591013
BaseRepresentation
bin11011011100010…
…01011101111011
3121001011102200210
431232021131323
5432412414321
634502002203
75463451362
oct1556113573
9531142623
10230201211
11108a40639
1265116363
13388cca46
14228047d9
1515322b76
hexdb8977b

230201211 has 16 divisors (see below), whose sum is σ = 309553920. Its totient is φ = 152164320.

The previous prime is 230201177. The next prime is 230201219. The reversal of 230201211 is 112102032.

It is not a de Polignac number, because 230201211 - 227 = 95983483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230201219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226741 + ... + 227753.

It is an arithmetic number, because the mean of its divisors is an integer number (19347120).

Almost surely, 2230201211 is an apocalyptic number.

230201211 is a deficient number, since it is larger than the sum of its proper divisors (79352709).

230201211 is a wasteful number, since it uses less digits than its factorization.

230201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 230201211 is about 15172.3831681117. The cubic root of 230201211 is about 612.8711828153.

Adding to 230201211 its reverse (112102032), we get a palindrome (342303243).

The spelling of 230201211 in words is "two hundred thirty million, two hundred one thousand, two hundred eleven".

Divisors: 1 3 211 359 633 1013 1077 3039 75749 213743 227247 363667 641229 1091001 76733737 230201211