Base | Representation |
---|---|
bin | 11100001101110001… |
… | …011110101100111000 |
3 | 2220012100222102100211 |
4 | 130031301132230320 |
5 | 444021214030223 |
6 | 21530121040504 |
7 | 2121521303503 |
oct | 341561365470 |
9 | 86170872324 |
10 | 30295845688 |
11 | 119372402a9 |
12 | 5a56026134 |
13 | 2b1a76a014 |
14 | 167585a13a |
15 | bc4ab6d0d |
hex | 70dc5eb38 |
30295845688 has 32 divisors (see below), whose sum is σ = 57768534720. Its totient is φ = 14891184000.
The previous prime is 30295845659. The next prime is 30295845689. The reversal of 30295845688 is 88654859203.
It is a super-2 number, since 2×302958456882 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30295845689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 896458 + ... + 929638.
It is an arithmetic number, because the mean of its divisors is an integer number (1805266710).
Almost surely, 230295845688 is an apocalyptic number.
It is an amenable number.
30295845688 is a deficient number, since it is larger than the sum of its proper divisors (27472689032).
30295845688 is a wasteful number, since it uses less digits than its factorization.
30295845688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35119 (or 35115 counting only the distinct ones).
The product of its (nonzero) digits is 16588800, while the sum is 58.
The spelling of 30295845688 in words is "thirty billion, two hundred ninety-five million, eight hundred forty-five thousand, six hundred eighty-eight".
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