Base | Representation |
---|---|
bin | 10010110101111111010001 |
3 | 100021222000221 |
4 | 102311333101 |
5 | 2231032404 |
6 | 253513041 |
7 | 56662354 |
oct | 22657721 |
9 | 10258027 |
10 | 4939729 |
11 | 2874323 |
12 | 17a2781 |
13 | 103c522 |
14 | 92829b |
15 | 678954 |
hex | 4b5fd1 |
4939729 has 2 divisors, whose sum is σ = 4939730. Its totient is φ = 4939728.
The previous prime is 4939717. The next prime is 4939751. The reversal of 4939729 is 9279394.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 4080400 + 859329 = 2020^2 + 927^2 .
It is a cyclic number.
It is not a de Polignac number, because 4939729 - 219 = 4415441 is a prime.
4939729 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (4939769) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469864 + 2469865.
It is an arithmetic number, because the mean of its divisors is an integer number (2469865).
Almost surely, 24939729 is an apocalyptic number.
It is an amenable number.
4939729 is a deficient number, since it is larger than the sum of its proper divisors (1).
4939729 is an equidigital number, since it uses as much as digits as its factorization.
4939729 is an evil number, because the sum of its binary digits is even.
The product of its digits is 122472, while the sum is 43.
The square root of 4939729 is about 2222.5501119210. The cubic root of 4939729 is about 170.3077355624.
The spelling of 4939729 in words is "four million, nine hundred thirty-nine thousand, seven hundred twenty-nine".
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