Base | Representation |
---|---|
bin | 1011100101101… |
… | …1010011111101 |
3 | 10101110120100011 |
4 | 2321123103331 |
5 | 44420433014 |
6 | 4453503221 |
7 | 1130110525 |
oct | 271332375 |
9 | 111416304 |
10 | 48608509 |
11 | 25490324 |
12 | 14341b11 |
13 | a0bbc41 |
14 | 6654685 |
15 | 44027c4 |
hex | 2e5b4fd |
48608509 has 4 divisors (see below), whose sum is σ = 48708000. Its totient is φ = 48509020.
The previous prime is 48608501. The next prime is 48608513. The reversal of 48608509 is 90580684.
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 a cyclic number.
It is not a de Polignac number, because 48608509 - 23 = 48608501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48608501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49009 + ... + 49990.
It is an arithmetic number, because the mean of its divisors is an integer number (12177000).
Almost surely, 248608509 is an apocalyptic number.
It is an amenable number.
48608509 is a deficient number, since it is larger than the sum of its proper divisors (99491).
48608509 is an equidigital number, since it uses as much as digits as its factorization.
48608509 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99490.
The product of its (nonzero) digits is 69120, while the sum is 40.
The square root of 48608509 is about 6971.9802782280. The cubic root of 48608509 is about 364.9534162104.
The spelling of 48608509 in words is "forty-eight million, six hundred eight thousand, five hundred nine".
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