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2150212052 = 223389158617
BaseRepresentation
bin1000000000101001…
…1010000111010100
312112212000002102102
42000022122013110
513400423241202
6553210301232
7104166333542
oct20012320724
95485002372
102150212052
11a0381415a
12500127818
1328361b931
141657dad92
15c8b84d02
hex8029a1d4

2150212052 has 12 divisors (see below), whose sum is σ = 3764005140. Its totient is φ = 1074782016.

The previous prime is 2150212019. The next prime is 2150212073. The reversal of 2150212052 is 2502120512.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1852097296 + 298114756 = 43036^2 + 17266^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65753 + ... + 92864.

It is an arithmetic number, because the mean of its divisors is an integer number (313667095).

Almost surely, 22150212052 is an apocalyptic number.

It is an amenable number.

2150212052 is a deficient number, since it is larger than the sum of its proper divisors (1613793088).

2150212052 is a wasteful number, since it uses less digits than its factorization.

2150212052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162010 (or 162008 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2150212052 is about 46370.3790366221. The cubic root of 2150212052 is about 1290.7053114721.

Adding to 2150212052 its reverse (2502120512), we get a palindrome (4652332564).

The spelling of 2150212052 in words is "two billion, one hundred fifty million, two hundred twelve thousand, fifty-two".

Divisors: 1 2 4 3389 6778 13556 158617 317234 634468 537553013 1075106026 2150212052