Base | Representation |
---|---|
bin | 11100000101011001… |
… | …000100011100000001 |
3 | 2212211120101100102201 |
4 | 130011121010130001 |
5 | 443224214311204 |
6 | 21504135113201 |
7 | 2115163134220 |
oct | 340531043401 |
9 | 85746340381 |
10 | 30155228929 |
11 | 11874927901 |
12 | 5a16b12801 |
13 | 2ac75a5037 |
14 | 1660cd4cb7 |
15 | bb758c9a4 |
hex | 705644701 |
30155228929 has 8 divisors (see below), whose sum is σ = 34768103040. Its totient is φ = 25618600896.
The previous prime is 30155228921. The next prime is 30155228977. The reversal of 30155228929 is 92982255103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30155228929 - 23 = 30155228921 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30155228921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19060669 + ... + 19062250.
It is an arithmetic number, because the mean of its divisors is an integer number (4346012880).
Almost surely, 230155228929 is an apocalyptic number.
It is an amenable number.
30155228929 is a deficient number, since it is larger than the sum of its proper divisors (4612874111).
30155228929 is a wasteful number, since it uses less digits than its factorization.
30155228929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38123039.
The product of its (nonzero) digits is 388800, while the sum is 46.
The spelling of 30155228929 in words is "thirty billion, one hundred fifty-five million, two hundred twenty-eight thousand, nine hundred twenty-nine".
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