Base | Representation |
---|---|
bin | 1011101010010… |
… | …1100111001101 |
3 | 10102001000210212 |
4 | 2322211213031 |
5 | 100010202340 |
6 | 4504212205 |
7 | 1132516022 |
oct | 272454715 |
9 | 112030725 |
10 | 48912845 |
11 | 25678a43 |
12 | 1446a065 |
13 | a197617 |
14 | 66d3549 |
15 | 4462a65 |
hex | 2ea59cd |
48912845 has 4 divisors (see below), whose sum is σ = 58695420. Its totient is φ = 39130272.
The previous prime is 48912839. The next prime is 48912869. The reversal of 48912845 is 54821984.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 5207524 + 43705321 = 2282^2 + 6611^2 .
It is a cyclic number.
It is not a de Polignac number, because 48912845 - 26 = 48912781 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4891280 + ... + 4891289.
It is an arithmetic number, because the mean of its divisors is an integer number (14673855).
Almost surely, 248912845 is an apocalyptic number.
It is an amenable number.
48912845 is a deficient number, since it is larger than the sum of its proper divisors (9782575).
48912845 is an equidigital number, since it uses as much as digits as its factorization.
48912845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9782574.
The product of its digits is 92160, while the sum is 41.
The square root of 48912845 is about 6993.7718721731. The cubic root of 48912845 is about 365.7134852437.
The spelling of 48912845 in words is "forty-eight million, nine hundred twelve thousand, eight hundred forty-five".
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