Base | Representation |
---|---|
bin | 1011101010100… |
… | …1110010001010 |
3 | 10102001220020122 |
4 | 2322221302022 |
5 | 100011224210 |
6 | 4504423242 |
7 | 1132616600 |
oct | 272516212 |
9 | 112056218 |
10 | 48929930 |
11 | 2568a865 |
12 | 14477b22 |
13 | a1a232a |
14 | 66d9870 |
15 | 4467b55 |
hex | 2ea9c8a |
48929930 has 48 divisors (see below), whose sum is σ = 104196456. Its totient is φ = 16490880.
The previous prime is 48929887. The next prime is 48929953. The reversal of 48929930 is 3992984.
48929930 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 11242609 + 37687321 = 3353^2 + 6139^2 .
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 29072 + ... + 30708.
Almost surely, 248929930 is an apocalyptic number.
48929930 is an abundant number, since it is smaller than the sum of its proper divisors (55266526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48929930 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (48929929) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1719).
48929930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1719 (or 1712 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 44.
The square root of 48929930 is about 6994.9932094320. The cubic root of 48929930 is about 365.7560608872.
The spelling of 48929930 in words is "forty-eight million, nine hundred twenty-nine thousand, nine hundred thirty".
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