Base | Representation |
---|---|
bin | 111000101010… |
… | …0011110011001 |
3 | 2001220020011022 |
4 | 1301110132121 |
5 | 30101044022 |
6 | 2540412225 |
7 | 510332546 |
oct | 161243631 |
9 | 61806138 |
10 | 29706137 |
11 | 1584a72a |
12 | 9b47075 |
13 | 62012c6 |
14 | 3d33bcd |
15 | 291bc42 |
hex | 1c54799 |
29706137 has 2 divisors, whose sum is σ = 29706138. Its totient is φ = 29706136.
The previous prime is 29706073. The next prime is 29706151. The reversal of 29706137 is 73160792.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28504921 + 1201216 = 5339^2 + 1096^2 .
It is a cyclic number.
It is not a de Polignac number, because 29706137 - 26 = 29706073 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 29706097 and 29706106.
It is not a weakly prime, because it can be changed into another prime (29706197) 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, 14853068 + 14853069.
It is an arithmetic number, because the mean of its divisors is an integer number (14853069).
Almost surely, 229706137 is an apocalyptic number.
It is an amenable number.
29706137 is a deficient number, since it is larger than the sum of its proper divisors (1).
29706137 is an equidigital number, since it uses as much as digits as its factorization.
29706137 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15876, while the sum is 35.
The square root of 29706137 is about 5450.3336595111. Note that the first 3 decimals coincide. The cubic root of 29706137 is about 309.7053634813.
The spelling of 29706137 in words is "twenty-nine million, seven hundred six thousand, one hundred thirty-seven".
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