Base | Representation |
---|---|
bin | 1011111010110… |
… | …1110011110001 |
3 | 10111002000020102 |
4 | 2332231303301 |
5 | 100244314433 |
6 | 4543322145 |
7 | 1144643666 |
oct | 276556361 |
9 | 114060212 |
10 | 49994993 |
11 | 26247a84 |
12 | 148b0355 |
13 | a486049 |
14 | 68d5a6d |
15 | 45c84e8 |
hex | 2fadcf1 |
49994993 has 2 divisors, whose sum is σ = 49994994. Its totient is φ = 49994992.
The previous prime is 49994983. The next prime is 49995041. The reversal of 49994993 is 39949994.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 38353249 + 11641744 = 6193^2 + 3412^2 .
It is a cyclic number.
It is not a de Polignac number, because 49994993 - 210 = 49993969 is a prime.
It is not a weakly prime, because it can be changed into another prime (49994983) 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 as a sum of consecutive naturals, namely, 24997496 + 24997497.
It is an arithmetic number, because the mean of its divisors is an integer number (24997497).
Almost surely, 249994993 is an apocalyptic number.
It is an amenable number.
49994993 is a deficient number, since it is larger than the sum of its proper divisors (1).
49994993 is an equidigital number, since it uses as much as digits as its factorization.
49994993 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2834352, while the sum is 56.
The square root of 49994993 is about 7070.7137546361. The cubic root of 49994993 is about 368.3908521564.
The spelling of 49994993 in words is "forty-nine million, nine hundred ninety-four thousand, nine hundred ninety-three".
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