Base | Representation |
---|---|
bin | 1011100010100… |
… | …0110111000101 |
3 | 10101002001212112 |
4 | 2320220313011 |
5 | 44342324421 |
6 | 4445230405 |
7 | 1125260204 |
oct | 270506705 |
9 | 111061775 |
10 | 48401861 |
11 | 2535a042 |
12 | 14262405 |
13 | a048b71 |
14 | 65dd23b |
15 | 43b145b |
hex | 2e28dc5 |
48401861 has 2 divisors, whose sum is σ = 48401862. Its totient is φ = 48401860.
The previous prime is 48401851. The next prime is 48401887. The reversal of 48401861 is 16810484.
48401861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26368225 + 22033636 = 5135^2 + 4694^2 .
It is a cyclic number.
It is not a de Polignac number, because 48401861 - 210 = 48400837 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (48401831) 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 as a sum of consecutive naturals, namely, 24200930 + 24200931.
It is an arithmetic number, because the mean of its divisors is an integer number (24200931).
Almost surely, 248401861 is an apocalyptic number.
It is an amenable number.
48401861 is a deficient number, since it is larger than the sum of its proper divisors (1).
48401861 is an equidigital number, since it uses as much as digits as its factorization.
48401861 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 48401861 is about 6957.1446010558. The cubic root of 48401861 is about 364.4355094981.
The spelling of 48401861 in words is "forty-eight million, four hundred one thousand, eight hundred sixty-one".
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