Base | Representation |
---|---|
bin | 10001001011101… |
… | …101001010011001 |
3 | 202002110012112000 |
4 | 101023231022121 |
5 | 1042244444431 |
6 | 44334511213 |
7 | 10100231043 |
oct | 2113551231 |
9 | 662405460 |
10 | 288281241 |
11 | 1387aaa66 |
12 | 80665509 |
13 | 47956b21 |
14 | 2a402a93 |
15 | 1a4969e6 |
hex | 112ed299 |
288281241 has 32 divisors (see below), whose sum is σ = 450078720. Its totient is φ = 182006352.
The previous prime is 288281233. The next prime is 288281293. The reversal of 288281241 is 142182882.
It is not a de Polignac number, because 288281241 - 23 = 288281233 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 288281196 and 288281205.
It is not an unprimeable number, because it can be changed into a prime (288281641) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61710 + ... + 66216.
It is an arithmetic number, because the mean of its divisors is an integer number (14064960).
Almost surely, 2288281241 is an apocalyptic number.
It is an amenable number.
288281241 is a deficient number, since it is larger than the sum of its proper divisors (161797479).
288281241 is a wasteful number, since it uses less digits than its factorization.
288281241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4642 (or 4636 counting only the distinct ones).
The product of its digits is 16384, while the sum is 36.
The square root of 288281241 is about 16978.8468689720. The cubic root of 288281241 is about 660.6003421873.
The spelling of 288281241 in words is "two hundred eighty-eight million, two hundred eighty-one thousand, two hundred forty-one".
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