Base | Representation |
---|---|
bin | 11100101001010011… |
… | …001100010011110010 |
3 | 2221101112222102120221 |
4 | 130221103030103302 |
5 | 1000442430334312 |
6 | 22044015323254 |
7 | 2136126602461 |
oct | 345123142362 |
9 | 87345872527 |
10 | 30757668082 |
11 | 120539a12a9 |
12 | 5b6482052a |
13 | 2b92345bcb |
14 | 16bad149d8 |
15 | c003dd207 |
hex | 7294cc4f2 |
30757668082 has 4 divisors (see below), whose sum is σ = 46136502126. Its totient is φ = 15378834040.
The previous prime is 30757668079. The next prime is 30757668119. The reversal of 30757668082 is 28086675703.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28086675703 = 3793 ⋅7404871.
It can be written as a sum of positive squares in only one way, i.e., 30754286161 + 3381921 = 175369^2 + 1839^2 .
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 7689417019 + ... + 7689417022.
Almost surely, 230757668082 is an apocalyptic number.
30757668082 is a deficient number, since it is larger than the sum of its proper divisors (15378834044).
30757668082 is a wasteful number, since it uses less digits than its factorization.
30757668082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15378834043.
The product of its (nonzero) digits is 3386880, while the sum is 52.
The spelling of 30757668082 in words is "thirty billion, seven hundred fifty-seven million, six hundred sixty-eight thousand, eighty-two".
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