Base | Representation |
---|---|
bin | 10010010010111… |
… | …111110010100100 |
3 | 210101121200100112 |
4 | 102102333302210 |
5 | 1112041013024 |
6 | 50243232152 |
7 | 10415125403 |
oct | 2222776244 |
9 | 711550315 |
10 | 306969764 |
11 | 148304a22 |
12 | 86978658 |
13 | 4b79b31a |
14 | 2caa963a |
15 | 1be3900e |
hex | 124bfca4 |
306969764 has 12 divisors (see below), whose sum is σ = 537707100. Its totient is φ = 153339168.
The previous prime is 306969713. The next prime is 306969769. The reversal of 306969764 is 467969603.
It can be written as a sum of positive squares in 2 ways, for example, as 132940900 + 174028864 = 11530^2 + 13192^2 .
It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (306969769) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31619 + ... + 40170.
It is an arithmetic number, because the mean of its divisors is an integer number (44808925).
Almost surely, 2306969764 is an apocalyptic number.
It is an amenable number.
306969764 is a deficient number, since it is larger than the sum of its proper divisors (230737336).
306969764 is a wasteful number, since it uses less digits than its factorization.
306969764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72862 (or 72860 counting only the distinct ones).
The product of its (nonzero) digits is 1469664, while the sum is 50.
The square root of 306969764 is about 17520.5526168554. The cubic root of 306969764 is about 674.5775236512.
The spelling of 306969764 in words is "three hundred six million, nine hundred sixty-nine thousand, seven hundred sixty-four".
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