Base | Representation |
---|---|
bin | 111010101011… |
… | …1111111110000 |
3 | 2010220020022122 |
4 | 1311113333300 |
5 | 30334103021 |
6 | 3015253412 |
7 | 522350636 |
oct | 165277760 |
9 | 63806278 |
10 | 30769136 |
11 | 16406342 |
12 | a37a268 |
13 | 64b40b8 |
14 | 412d356 |
15 | 2a7bbab |
hex | 1d57ff0 |
30769136 has 20 divisors (see below), whose sum is σ = 59745432. Its totient is φ = 15350976.
The previous prime is 30769129. The next prime is 30769139. The reversal of 30769136 is 63196703.
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 30769096 and 30769105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30769139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6530 + ... + 10206.
Almost surely, 230769136 is an apocalyptic number.
It is an amenable number.
30769136 is a deficient number, since it is larger than the sum of its proper divisors (28976296).
30769136 is a wasteful number, since it uses less digits than its factorization.
30769136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4208 (or 4202 counting only the distinct ones).
The product of its (nonzero) digits is 20412, while the sum is 35.
The square root of 30769136 is about 5546.9934198627. The cubic root of 30769136 is about 313.3563023251.
The spelling of 30769136 in words is "thirty million, seven hundred sixty-nine thousand, one hundred thirty-six".
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