Base | Representation |
---|---|
bin | 1011101000000… |
… | …1001110101101 |
3 | 10101202110101110 |
4 | 2322001032231 |
5 | 44440420241 |
6 | 4501102233 |
7 | 1131325401 |
oct | 272011655 |
9 | 111673343 |
10 | 48763821 |
11 | 25586a87 |
12 | 143b7979 |
13 | a144842 |
14 | 6695101 |
15 | 4433816 |
hex | 2e813ad |
48763821 has 4 divisors (see below), whose sum is σ = 65018432. Its totient is φ = 32509212.
The previous prime is 48763807. The next prime is 48763879. The reversal of 48763821 is 12836784.
48763821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 48763821 - 211 = 48761773 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 48763821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48763321) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 8127301 + ... + 8127306.
It is an arithmetic number, because the mean of its divisors is an integer number (16254608).
Almost surely, 248763821 is an apocalyptic number.
It is an amenable number.
48763821 is a deficient number, since it is larger than the sum of its proper divisors (16254611).
48763821 is a wasteful number, since it uses less digits than its factorization.
48763821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16254610.
The product of its digits is 64512, while the sum is 39.
The square root of 48763821 is about 6983.1096941119. The cubic root of 48763821 is about 365.3416979063.
The spelling of 48763821 in words is "forty-eight million, seven hundred sixty-three thousand, eight hundred twenty-one".
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