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2323131112 = 231636117749
BaseRepresentation
bin1000101001111000…
…0010101011101000
312222220101021210001
42022132002223220
514224210143422
61022304432344
7111366201001
oct21236025350
95886337701
102323131112
11a9238a875
1254a0186b4
132b03b37c3
141807701a8
15d8e40227
hex8a782ae8

2323131112 has 16 divisors (see below), whose sum is σ = 4356382500. Its totient is φ = 1161429120.

The previous prime is 2323131067. The next prime is 2323131127. The reversal of 2323131112 is 2111313232.

It can be written as a sum of positive squares in 2 ways, for example, as 2078083396 + 245047716 = 45586^2 + 15654^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2323131112.

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, 122014 + ... + 139762.

Almost surely, 22323131112 is an apocalyptic number.

It is an amenable number.

2323131112 is a deficient number, since it is larger than the sum of its proper divisors (2033251388).

2323131112 is a wasteful number, since it uses less digits than its factorization.

2323131112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34116 (or 34112 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 2323131112 is about 48198.8704431961. The cubic root of 2323131112 is about 1324.4164725181.

Adding to 2323131112 its reverse (2111313232), we get a palindrome (4434444344).

The spelling of 2323131112 in words is "two billion, three hundred twenty-three million, one hundred thirty-one thousand, one hundred twelve".

Divisors: 1 2 4 8 16361 17749 32722 35498 65444 70996 130888 141992 290391389 580782778 1161565556 2323131112