Search a number
-
+
2102442212 = 2213303713313
BaseRepresentation
bin111110101010000…
…1011100011100100
312102112010010112002
41331110023203210
513301211122322
6544342344432
7103046315063
oct17524134344
95375103462
102102442212
11989856a52
124a812b118
13276764660
1415d3241da
15c489ac92
hex7d50b8e4

2102442212 has 24 divisors (see below), whose sum is σ = 3963897336. Its totient is φ = 969965568.

The previous prime is 2102442197. The next prime is 2102442217. The reversal of 2102442212 is 2122442012.

It can be written as a sum of positive squares in 4 ways, for example, as 200958976 + 1901483236 = 14176^2 + 43606^2 .

It is not an unprimeable number, because it can be changed into a prime (2102442217) 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, 151268 + ... + 164580.

It is an arithmetic number, because the mean of its divisors is an integer number (165162389).

Almost surely, 22102442212 is an apocalyptic number.

It is an amenable number.

2102442212 is a deficient number, since it is larger than the sum of its proper divisors (1861455124).

2102442212 is a wasteful number, since it uses less digits than its factorization.

2102442212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16367 (or 16365 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2102442212 is about 45852.3959243135. The cubic root of 2102442212 is about 1281.0753926420.

Adding to 2102442212 its reverse (2122442012), we get a palindrome (4224884224).

It can be divided in two parts, 21024 and 42212, that added together give a palindrome (63236).

The spelling of 2102442212 in words is "two billion, one hundred two million, four hundred forty-two thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 3037 6074 12148 13313 26626 39481 53252 78962 157924 173069 346138 692276 40431581 80863162 161726324 525610553 1051221106 2102442212