Base | Representation |
---|---|
bin | 11011111110101011… |
… | …011100010001000111 |
3 | 2212112201110102220211 |
4 | 123332223130101013 |
5 | 443011401321430 |
6 | 21445033140251 |
7 | 2112324632362 |
oct | 337653342107 |
9 | 85481412824 |
10 | 30042604615 |
11 | 118172a3561 |
12 | 59a525a687 |
13 | 2aaa16132a |
14 | 164dd790d9 |
15 | bac74272a |
hex | 6feadc447 |
30042604615 has 8 divisors (see below), whose sum is σ = 36642127968. Its totient is φ = 23640082080.
The previous prime is 30042604601. The next prime is 30042604633. The reversal of 30042604615 is 51640624003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30042604615 - 25 = 30042604583 is a prime.
It is a super-4 number, since 4×300426046154 (a number of 43 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49249867 + ... + 49250476.
It is an arithmetic number, because the mean of its divisors is an integer number (4580265996).
Almost surely, 230042604615 is an apocalyptic number.
30042604615 is a deficient number, since it is larger than the sum of its proper divisors (6599523353).
30042604615 is an equidigital number, since it uses as much as digits as its factorization.
30042604615 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98500409.
The product of its (nonzero) digits is 17280, while the sum is 31.
The spelling of 30042604615 in words is "thirty billion, forty-two million, six hundred four thousand, six hundred fifteen".
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