Base | Representation |
---|---|
bin | 11100100110001100… |
… | …110110100011011000 |
3 | 2221020221010212202002 |
4 | 130212030312203120 |
5 | 1000341123040311 |
6 | 22034521100132 |
7 | 2134625632532 |
oct | 344614664330 |
9 | 87227125662 |
10 | 30705674456 |
11 | 12027609766 |
12 | 5b4b327648 |
13 | 2b84640252 |
14 | 16b405c852 |
15 | beaa6c93b |
hex | 7263368d8 |
30705674456 has 8 divisors (see below), whose sum is σ = 57573139620. Its totient is φ = 15352837224.
The previous prime is 30705674453. The next prime is 30705674491. The reversal of 30705674456 is 65447650703.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 30705674456.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30705674453) 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 as a sum of consecutive naturals, namely, 1919104646 + ... + 1919104661.
Almost surely, 230705674456 is an apocalyptic number.
It is an amenable number.
30705674456 is a deficient number, since it is larger than the sum of its proper divisors (26867465164).
30705674456 is a wasteful number, since it uses less digits than its factorization.
30705674456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3838209313 (or 3838209309 counting only the distinct ones).
The product of its (nonzero) digits is 2116800, while the sum is 47.
The spelling of 30705674456 in words is "thirty billion, seven hundred five million, six hundred seventy-four thousand, four hundred fifty-six".
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