Base | Representation |
---|---|
bin | 1011011110001… |
… | …0110111000011 |
3 | 10100112111120012 |
4 | 2313202313003 |
5 | 44304141024 |
6 | 4435135135 |
7 | 1122654242 |
oct | 267426703 |
9 | 110474505 |
10 | 48115139 |
11 | 25183686 |
12 | 141444ab |
13 | 9c784c7 |
14 | 6566959 |
15 | 435650e |
hex | 2de2dc3 |
48115139 has 2 divisors, whose sum is σ = 48115140. Its totient is φ = 48115138.
The previous prime is 48115129. The next prime is 48115157. The reversal of 48115139 is 93151184.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 48115139 - 212 = 48111043 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (48115129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24057569 + 24057570.
It is an arithmetic number, because the mean of its divisors is an integer number (24057570).
Almost surely, 248115139 is an apocalyptic number.
48115139 is a deficient number, since it is larger than the sum of its proper divisors (1).
48115139 is an equidigital number, since it uses as much as digits as its factorization.
48115139 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4320, while the sum is 32.
The square root of 48115139 is about 6936.5076947986. The cubic root of 48115139 is about 363.7144718747.
The spelling of 48115139 in words is "forty-eight million, one hundred fifteen thousand, one hundred thirty-nine".
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