Base | Representation |
---|---|
bin | 11100101001001001… |
… | …000111101100100110 |
3 | 2221101101000021201212 |
4 | 130221021013230212 |
5 | 1000441241342000 |
6 | 22043442551422 |
7 | 2136065264636 |
oct | 345111075446 |
9 | 87341007655 |
10 | 30755027750 |
11 | 12052458607 |
12 | 5b63968572 |
13 | 2b91930195 |
14 | 16ba8286c6 |
15 | c0006ac35 |
hex | 729247b26 |
30755027750 has 32 divisors (see below), whose sum is σ = 58362123456. Its totient is φ = 12133483200.
The previous prime is 30755027689. The next prime is 30755027753. The reversal of 30755027750 is 5772055703.
It is a junction number, because it is equal to n+sod(n) for n = 30755027698 and 30755027707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30755027753) 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 15 ways as a sum of consecutive naturals, for example, 824354 + ... + 860853.
It is an arithmetic number, because the mean of its divisors is an integer number (1823816358).
Almost surely, 230755027750 is an apocalyptic number.
30755027750 is a deficient number, since it is larger than the sum of its proper divisors (27607095706).
30755027750 is a wasteful number, since it uses less digits than its factorization.
30755027750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1685297 (or 1685287 counting only the distinct ones).
The product of its (nonzero) digits is 257250, while the sum is 41.
The spelling of 30755027750 in words is "thirty billion, seven hundred fifty-five million, twenty-seven thousand, seven hundred fifty".
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