Base | Representation |
---|---|
bin | 11101101010110… |
… | …01010000110100 |
3 | 122100022022121121 |
4 | 32311121100310 |
5 | 1002203100012 |
6 | 40410153324 |
7 | 6111300136 |
oct | 1665312064 |
9 | 570268547 |
10 | 248878132 |
11 | 118537908 |
12 | 6b422844 |
13 | 3c73bb89 |
14 | 250a7056 |
15 | 16cb1a07 |
hex | ed59434 |
248878132 has 24 divisors (see below), whose sum is σ = 449677256. Its totient is φ = 120434688.
The previous prime is 248878121. The next prime is 248878139. The reversal of 248878132 is 231878842.
248878132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 126023076 + 122855056 = 11226^2 + 11084^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (248878139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24208 + ... + 32920.
Almost surely, 2248878132 is an apocalyptic number.
It is an amenable number.
248878132 is a deficient number, since it is larger than the sum of its proper divisors (200799124).
248878132 is a wasteful number, since it uses less digits than its factorization.
248878132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8947 (or 8945 counting only the distinct ones).
The product of its digits is 172032, while the sum is 43.
The square root of 248878132 is about 15775.8718301082. The cubic root of 248878132 is about 629.0168018206.
The spelling of 248878132 in words is "two hundred forty-eight million, eight hundred seventy-eight thousand, one hundred thirty-two".
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