Base | Representation |
---|---|
bin | 110011110010011… |
… | …111010000100000 |
3 | 2020112221100000200 |
4 | 303302133100200 |
5 | 3234412420443 |
6 | 222114545200 |
7 | 30350205105 |
oct | 6362372040 |
9 | 2215840020 |
10 | 868873248 |
11 | 406502371 |
12 | 202b98200 |
13 | 10b0188a9 |
14 | 83576aac |
15 | 5142ddd3 |
hex | 33c9f420 |
868873248 has 36 divisors (see below), whose sum is σ = 2470859118. Its totient is φ = 289624320.
The previous prime is 868873241. The next prime is 868873253. The reversal of 868873248 is 842378868.
It can be written as a sum of positive squares in only one way, i.e., 741363984 + 127509264 = 27228^2 + 11292^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 868873194 and 868873203.
It is not an unprimeable number, because it can be changed into a prime (868873241) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1508173 + ... + 1508748.
Almost surely, 2868873248 is an apocalyptic number.
It is an amenable number.
868873248 is an abundant number, since it is smaller than the sum of its proper divisors (1601985870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
868873248 is a wasteful number, since it uses less digits than its factorization.
868873248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3016937 (or 3016926 counting only the distinct ones).
The product of its digits is 4128768, while the sum is 54.
The square root of 868873248 is about 29476.6559840156. The cubic root of 868873248 is about 954.2279692003.
The spelling of 868873248 in words is "eight hundred sixty-eight million, eight hundred seventy-three thousand, two hundred forty-eight".
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