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2230223144 = 231132467061
BaseRepresentation
bin1000010011101110…
…1000000100101000
312202102120002000012
42010323220010220
514031414120034
61005145231052
7106160404202
oct20473500450
95672502005
102230223144
11a449a2726
12522a92488
13297084086
141722a7772
15d0bdbcce
hex84ee8128

2230223144 has 16 divisors (see below), whose sum is σ = 4218676020. Its totient is φ = 1105242880.

The previous prime is 2230223123. The next prime is 2230223189. The reversal of 2230223144 is 4413220322.

It can be written as a sum of positive squares in 2 ways, for example, as 1815612100 + 414611044 = 42610^2 + 20362^2 .

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, 1232627 + ... + 1234434.

Almost surely, 22230223144 is an apocalyptic number.

It is an amenable number.

2230223144 is a deficient number, since it is larger than the sum of its proper divisors (1988452876).

2230223144 is a wasteful number, since it uses less digits than its factorization.

2230223144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467180 (or 2467176 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2230223144 is about 47225.2384218439. The cubic root of 2230223144 is about 1306.5201320590.

Adding to 2230223144 its reverse (4413220322), we get a palindrome (6643443466).

The spelling of 2230223144 in words is "two billion, two hundred thirty million, two hundred twenty-three thousand, one hundred forty-four".

Divisors: 1 2 4 8 113 226 452 904 2467061 4934122 9868244 19736488 278777893 557555786 1115111572 2230223144