Base | Representation |
---|---|
bin | 10010010010010… |
… | …110100110000101 |
3 | 210101022002220002 |
4 | 102102112212011 |
5 | 1112020113104 |
6 | 50235451045 |
7 | 10413523433 |
oct | 2222264605 |
9 | 711262802 |
10 | 306801029 |
11 | 1481aa177 |
12 | 868b6a85 |
13 | 4b73c592 |
14 | 2ca63d53 |
15 | 1be0401e |
hex | 12496985 |
306801029 has 2 divisors, whose sum is σ = 306801030. Its totient is φ = 306801028.
The previous prime is 306801013. The next prime is 306801031. The reversal of 306801029 is 920108603.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 277888900 + 28912129 = 16670^2 + 5377^2 .
It is an emirp because it is prime and its reverse (920108603) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 306801029 - 24 = 306801013 is a prime.
Together with 306801031, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 306800992 and 306801010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (306801059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153400514 + 153400515.
It is an arithmetic number, because the mean of its divisors is an integer number (153400515).
Almost surely, 2306801029 is an apocalyptic number.
It is an amenable number.
306801029 is a deficient number, since it is larger than the sum of its proper divisors (1).
306801029 is an equidigital number, since it uses as much as digits as its factorization.
306801029 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 306801029 is about 17515.7366102599. The cubic root of 306801029 is about 674.4539005088.
The spelling of 306801029 in words is "three hundred six million, eight hundred one thousand, twenty-nine".
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