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2150313212 = 224312501821
BaseRepresentation
bin1000000000101011…
…0010110011111100
312112212012020012002
42000022302303330
513400440010322
6553212401432
7104200234505
oct20012626374
95485166162
102150313212
11a03883163
12500176278
132836559a8
14165825bac
15c8ba4c92
hex802b2cfc

2150313212 has 12 divisors (see below), whose sum is σ = 3850561176. Its totient is φ = 1050152880.

The previous prime is 2150313211. The next prime is 2150313223. The reversal of 2150313212 is 2123130512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150313211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6250739 + ... + 6251082.

It is an arithmetic number, because the mean of its divisors is an integer number (320880098).

Almost surely, 22150313212 is an apocalyptic number.

It is an amenable number.

2150313212 is a deficient number, since it is larger than the sum of its proper divisors (1700247964).

2150313212 is a wasteful number, since it uses less digits than its factorization.

2150313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12501868 (or 12501866 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2150313212 is about 46371.4698063367. The cubic root of 2150313212 is about 1290.7255522203.

Adding to 2150313212 its reverse (2123130512), we get a palindrome (4273443724).

The spelling of 2150313212 in words is "two billion, one hundred fifty million, three hundred thirteen thousand, two hundred twelve".

Divisors: 1 2 4 43 86 172 12501821 25003642 50007284 537578303 1075156606 2150313212