Search a number
-
+
2230974250 = 2538923897
BaseRepresentation
bin1000010011111001…
…1111011100101010
312202110222020022221
42010332133130222
514032112134000
61005213304254
7106166653051
oct20476373452
95673866287
102230974250
11a45365a7a
1252319508a
13297287c0b
14172421398
15d0cd961a
hex84f9f72a

2230974250 has 16 divisors (see below), whose sum is σ = 4176384264. Its totient is φ = 892389600.

The previous prime is 2230974199. The next prime is 2230974253. The reversal of 2230974250 is 524790322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 674908441 + 1556065809 = 25979^2 + 39447^2 .

It is a super-3 number, since 3×22309742503 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2230974253) 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, 4461699 + ... + 4462198.

Almost surely, 22230974250 is an apocalyptic number.

2230974250 is a deficient number, since it is larger than the sum of its proper divisors (1945410014).

2230974250 is an equidigital number, since it uses as much as digits as its factorization.

2230974250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8923914 (or 8923904 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 2230974250 is about 47233.1901315166. The cubic root of 2230974250 is about 1306.6667877823. Note that the first 3 decimals are identical.

The spelling of 2230974250 in words is "two billion, two hundred thirty million, nine hundred seventy-four thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 8923897 17847794 44619485 89238970 223097425 446194850 1115487125 2230974250