Base | Representation |
---|---|
bin | 11011111110011011… |
… | …100000110101011011 |
3 | 2212112102121022002010 |
4 | 123332123200311123 |
5 | 443004314212034 |
6 | 21444403441003 |
7 | 2112244301544 |
oct | 337633406533 |
9 | 85472538063 |
10 | 30038429019 |
11 | 11814a01355 |
12 | 59a3986163 |
13 | 2aa932b871 |
14 | 164d5ad4cb |
15 | bac1ba3e9 |
hex | 6fe6e0d5b |
30038429019 has 8 divisors (see below), whose sum is σ = 41792596992. Its totient is φ = 19154940200.
The previous prime is 30038428963. The next prime is 30038429023. The reversal of 30038429019 is 91092483003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30038429019 - 29 = 30038428507 is a prime.
It is a super-2 number, since 2×300384290192 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30038421019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217669707 + ... + 217669844.
It is an arithmetic number, because the mean of its divisors is an integer number (5224074624).
Almost surely, 230038429019 is an apocalyptic number.
30038429019 is a deficient number, since it is larger than the sum of its proper divisors (11754167973).
30038429019 is a wasteful number, since it uses less digits than its factorization.
30038429019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 435339577.
The product of its (nonzero) digits is 46656, while the sum is 39.
The spelling of 30038429019 in words is "thirty billion, thirty-eight million, four hundred twenty-nine thousand, nineteen".
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