Base | Representation |
---|---|
bin | 1000101110100111110011 |
3 | 11022020201000 |
4 | 20232213303 |
5 | 1041204430 |
6 | 121013043 |
7 | 25306614 |
oct | 10564763 |
9 | 4266630 |
10 | 2288115 |
11 | 1323105 |
12 | 924183 |
13 | 62161b |
14 | 437c0b |
15 | 302e60 |
hex | 22e9f3 |
2288115 has 32 divisors (see below), whose sum is σ = 4311360. Its totient is φ = 1147392.
The previous prime is 2288107. The next prime is 2288119. The reversal of 2288115 is 5118822.
It is not a de Polignac number, because 2288115 - 23 = 2288107 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2288119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1797 + ... + 2793.
It is an arithmetic number, because the mean of its divisors is an integer number (134730).
22288115 is an apocalyptic number.
2288115 is a deficient number, since it is larger than the sum of its proper divisors (2023245).
2288115 is a wasteful number, since it uses less digits than its factorization.
2288115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1028 (or 1022 counting only the distinct ones).
The product of its digits is 1280, while the sum is 27.
The square root of 2288115 is about 1512.6516452905. The cubic root of 2288115 is about 131.7728531494.
The spelling of 2288115 in words is "two million, two hundred eighty-eight thousand, one hundred fifteen".
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