Base | Representation |
---|---|
bin | 1011100110010… |
… | …0010101000111 |
3 | 10101112110000020 |
4 | 2321210111013 |
5 | 44423123242 |
6 | 4454350223 |
7 | 1130323314 |
oct | 271442507 |
9 | 111473006 |
10 | 48645447 |
11 | 25506054 |
12 | 1435b373 |
13 | a1029b6 |
14 | 6663d0b |
15 | 440d6ec |
hex | 2e64547 |
48645447 has 4 divisors (see below), whose sum is σ = 64860600. Its totient is φ = 32430296.
The previous prime is 48645439. The next prime is 48645451. The reversal of 48645447 is 74454684.
48645447 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.
It is a cyclic number.
It is not a de Polignac number, because 48645447 - 23 = 48645439 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 48645399 and 48645408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48645547) 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, 8107572 + ... + 8107577.
It is an arithmetic number, because the mean of its divisors is an integer number (16215150).
Almost surely, 248645447 is an apocalyptic number.
48645447 is a deficient number, since it is larger than the sum of its proper divisors (16215153).
48645447 is a wasteful number, since it uses less digits than its factorization.
48645447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16215152.
The product of its digits is 430080, while the sum is 42.
The square root of 48645447 is about 6974.6288073273. The cubic root of 48645447 is about 365.0458364905.
The spelling of 48645447 in words is "forty-eight million, six hundred forty-five thousand, four hundred forty-seven".
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