Base | Representation |
---|---|
bin | 1000100001010010… |
… | …1101100111101000 |
3 | 12220101122022001201 |
4 | 2020110231213220 |
5 | 14141001143422 |
6 | 1014541053544 |
7 | 110451202510 |
oct | 21024554750 |
9 | 5811568051 |
10 | 2287131112 |
11 | a74031502 |
12 | 539b572b4 |
13 | 2a5aba826 |
14 | 179a7c840 |
15 | d5bcd727 |
hex | 8852d9e8 |
2287131112 has 32 divisors (see below), whose sum is σ = 4906382400. Its totient is φ = 979121664.
The previous prime is 2287131083. The next prime is 2287131131. The reversal of 2287131112 is 2111317822.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30043 + ... + 74005.
It is an arithmetic number, because the mean of its divisors is an integer number (153324450).
Almost surely, 22287131112 is an apocalyptic number.
It is an amenable number.
2287131112 is an abundant number, since it is smaller than the sum of its proper divisors (2619251288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2287131112 is a wasteful number, since it uses less digits than its factorization.
2287131112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44905 (or 44901 counting only the distinct ones).
The product of its digits is 1344, while the sum is 28.
The square root of 2287131112 is about 47823.9596018565. The cubic root of 2287131112 is about 1317.5396302712.
Adding to 2287131112 its reverse (2111317822), we get a palindrome (4398448934).
The spelling of 2287131112 in words is "two billion, two hundred eighty-seven million, one hundred thirty-one thousand, one hundred twelve".
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