Base | Representation |
---|---|
bin | 1011100111011… |
… | …0010100100010 |
3 | 10101200012002112 |
4 | 2321312110202 |
5 | 44433003023 |
6 | 4500115322 |
7 | 1131051206 |
oct | 271662442 |
9 | 111605075 |
10 | 48719138 |
11 | 25556456 |
12 | 14395b42 |
13 | a12a3c0 |
14 | 6682b06 |
15 | 4425478 |
hex | 2e76522 |
48719138 has 16 divisors (see below), whose sum is σ = 78918840. Its totient is φ = 22423296.
The previous prime is 48719113. The next prime is 48719149. The reversal of 48719138 is 83191784.
48719138 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 15737089 + 32982049 = 3967^2 + 5743^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 48719095 and 48719104.
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 7 ways as a sum of consecutive naturals, for example, 7706 + ... + 12522.
Almost surely, 248719138 is an apocalyptic number.
48719138 is a deficient number, since it is larger than the sum of its proper divisors (30199702).
48719138 is a wasteful number, since it uses less digits than its factorization.
48719138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5221.
The product of its digits is 48384, while the sum is 41.
The square root of 48719138 is about 6979.9095982684. The cubic root of 48719138 is about 365.2300744975.
The spelling of 48719138 in words is "forty-eight million, seven hundred nineteen thousand, one hundred thirty-eight".
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