Base | Representation |
---|---|
bin | 11100100101100010… |
… | …110101101001000110 |
3 | 2221020011102022200101 |
4 | 130211202311221012 |
5 | 1000330313120203 |
6 | 22033445034314 |
7 | 2134433211433 |
oct | 344542655106 |
9 | 87204368611 |
10 | 30694660678 |
11 | 12021376970 |
12 | 5b476b599a |
13 | 2b82285116 |
14 | 16b27d2b8a |
15 | be9ae441d |
hex | 7258b5a46 |
30694660678 has 8 divisors (see below), whose sum is σ = 50227626600. Its totient is φ = 13952118480.
The previous prime is 30694660663. The next prime is 30694660691. The reversal of 30694660678 is 87606649603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-4 number, since 4×306946606784 (a number of 43 digits) contains 4444 as substring.
It is a congruent number.
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 in 3 ways as a sum of consecutive naturals, for example, 697605903 + ... + 697605946.
It is an arithmetic number, because the mean of its divisors is an integer number (6278453325).
Almost surely, 230694660678 is an apocalyptic number.
30694660678 is a deficient number, since it is larger than the sum of its proper divisors (19532965922).
30694660678 is a wasteful number, since it uses less digits than its factorization.
30694660678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1395211862.
The product of its (nonzero) digits is 7838208, while the sum is 55.
The spelling of 30694660678 in words is "thirty billion, six hundred ninety-four million, six hundred sixty thousand, six hundred seventy-eight".
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