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2250011252 = 221134977901
BaseRepresentation
bin1000011000011100…
…0111001001110100
312210210210102012002
42012013013021310
514102000330002
61011133314432
7106520531366
oct20607071164
95723712162
102250011252
11a55088835
12529635a18
1329b1c1c08
14174b78d36
15d27ea002
hex861c7274

2250011252 has 12 divisors (see below), whose sum is σ = 3972365796. Its totient is φ = 1115049600.

The previous prime is 2250011237. The next prime is 2250011261. The reversal of 2250011252 is 2521100522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37625956 + 2212385296 = 6134^2 + 47036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2488499 + ... + 2489402.

It is an arithmetic number, because the mean of its divisors is an integer number (331030483).

Almost surely, 22250011252 is an apocalyptic number.

It is an amenable number.

2250011252 is a deficient number, since it is larger than the sum of its proper divisors (1722354544).

2250011252 is a wasteful number, since it uses less digits than its factorization.

2250011252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4978018 (or 4978016 counting only the distinct ones).

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

The square root of 2250011252 is about 47434.2835088715. The cubic root of 2250011252 is about 1310.3728814402.

Adding to 2250011252 its reverse (2521100522), we get a palindrome (4771111774).

The spelling of 2250011252 in words is "two billion, two hundred fifty million, eleven thousand, two hundred fifty-two".

Divisors: 1 2 4 113 226 452 4977901 9955802 19911604 562502813 1125005626 2250011252