Base | Representation |
---|---|
bin | 1011101000010… |
… | …0000100111001 |
3 | 10101210001101022 |
4 | 2322010010321 |
5 | 44441303411 |
6 | 4501232225 |
7 | 1131404366 |
oct | 272040471 |
9 | 111701338 |
10 | 48775481 |
11 | 25594817 |
12 | 14402675 |
13 | a149c41 |
14 | 669946d |
15 | 4436edb |
hex | 2e84139 |
48775481 has 2 divisors, whose sum is σ = 48775482. Its totient is φ = 48775480.
The previous prime is 48775457. The next prime is 48775483. The reversal of 48775481 is 18457784.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 42445225 + 6330256 = 6515^2 + 2516^2 .
It is a cyclic number.
It is not a de Polignac number, because 48775481 - 218 = 48513337 is a prime.
It is a super-2 number, since 2×487754812 = 4758095093562722, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 48775483, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (48775483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24387740 + 24387741.
It is an arithmetic number, because the mean of its divisors is an integer number (24387741).
Almost surely, 248775481 is an apocalyptic number.
It is an amenable number.
48775481 is a deficient number, since it is larger than the sum of its proper divisors (1).
48775481 is an equidigital number, since it uses as much as digits as its factorization.
48775481 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 250880, while the sum is 44.
The square root of 48775481 is about 6983.9445158163. The cubic root of 48775481 is about 365.3708147435.
The spelling of 48775481 in words is "forty-eight million, seven hundred seventy-five thousand, four hundred eighty-one".
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