Base | Representation |
---|---|
bin | 1011111010011… |
… | …1000001101101 |
3 | 10111000121010112 |
4 | 2332213001231 |
5 | 100242422323 |
6 | 4542545405 |
7 | 1144500002 |
oct | 276470155 |
9 | 114017115 |
10 | 49967213 |
11 | 2622911a |
12 | 14898265 |
13 | a4764ca |
14 | 68c98a9 |
15 | 45c0178 |
hex | 2fa706d |
49967213 has 2 divisors, whose sum is σ = 49967214. Its totient is φ = 49967212.
The previous prime is 49967209. The next prime is 49967221. The reversal of 49967213 is 31276994.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29735209 + 20232004 = 5453^2 + 4498^2 .
It is a cyclic number.
It is not a de Polignac number, because 49967213 - 22 = 49967209 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is equal to p2999273 and since 49967213 and 2999273 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (49967413) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24983606 + 24983607.
It is an arithmetic number, because the mean of its divisors is an integer number (24983607).
Almost surely, 249967213 is an apocalyptic number.
It is an amenable number.
49967213 is a deficient number, since it is larger than the sum of its proper divisors (1).
49967213 is an equidigital number, since it uses as much as digits as its factorization.
49967213 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 81648, while the sum is 41.
The square root of 49967213 is about 7068.7490406719. The cubic root of 49967213 is about 368.3226066958.
The spelling of 49967213 in words is "forty-nine million, nine hundred sixty-seven thousand, two hundred thirteen".
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