Base | Representation |
---|---|
bin | 10010001000001… |
… | …010011011101001 |
3 | 210012021101121112 |
4 | 102020022123221 |
5 | 1110324123034 |
6 | 50102320105 |
7 | 10352026466 |
oct | 2210123351 |
9 | 705241545 |
10 | 304129769 |
11 | 146745219 |
12 | 85a29035 |
13 | 4b015758 |
14 | 2c56a66d |
15 | 1ba777ce |
hex | 1220a6e9 |
304129769 has 2 divisors, whose sum is σ = 304129770. Its totient is φ = 304129768.
The previous prime is 304129733. The next prime is 304129799. The reversal of 304129769 is 967921403.
304129769 is nontrivially palindromic in base 6.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 303979225 + 150544 = 17435^2 + 388^2 .
It is a cyclic number.
It is not a de Polignac number, because 304129769 - 224 = 287352553 is a prime.
It is a super-2 number, since 2×3041297692 = 184989832783986722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (304129799) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152064884 + 152064885.
It is an arithmetic number, because the mean of its divisors is an integer number (152064885).
Almost surely, 2304129769 is an apocalyptic number.
It is an amenable number.
304129769 is a deficient number, since it is larger than the sum of its proper divisors (1).
304129769 is an equidigital number, since it uses as much as digits as its factorization.
304129769 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 81648, while the sum is 41.
The square root of 304129769 is about 17439.3167584054. The cubic root of 304129769 is about 672.4907432288.
The spelling of 304129769 in words is "three hundred four million, one hundred twenty-nine thousand, seven hundred sixty-nine".
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