Search a number
-
+
2230202212 = 227611305739
BaseRepresentation
bin1000010011101110…
…0010111101100100
312202102112000021221
42010323202331210
514031412432322
61005144550124
7106160256160
oct20473427544
95672460257
102230202212
11a44988a27
12522a82344
132970776a4
1417229dca0
15d0bd59c7
hex84ee2f64

2230202212 has 24 divisors (see below), whose sum is σ = 4533529280. Its totient is φ = 940131360.

The previous prime is 2230202209. The next prime is 2230202213. The reversal of 2230202212 is 2122020322.

2230202212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2230202213) 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, 651162 + ... + 654577.

Almost surely, 22230202212 is an apocalyptic number.

It is an amenable number.

2230202212 is an abundant number, since it is smaller than the sum of its proper divisors (2303327068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2230202212 is a wasteful number, since it uses less digits than its factorization.

2230202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305811 (or 1305809 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2230202212 is about 47225.0168025380. The cubic root of 2230202212 is about 1306.5160445510.

Adding to 2230202212 its reverse (2122020322), we get a palindrome (4352222534).

The spelling of 2230202212 in words is "two billion, two hundred thirty million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 61 122 244 427 854 1708 1305739 2611478 5222956 9140173 18280346 36560692 79650079 159300158 318600316 557550553 1115101106 2230202212