Base | Representation |
---|---|
bin | 11100000110001010… |
… | …111011111111000011 |
3 | 2212212110222111122021 |
4 | 130012022323333003 |
5 | 443241041122012 |
6 | 21505323222311 |
7 | 2115412221541 |
oct | 340612737703 |
9 | 85773874567 |
10 | 30168301507 |
11 | 11881246493 |
12 | 5a1b377997 |
13 | 2aca2012a6 |
14 | 1662938d91 |
15 | bb87c1007 |
hex | 7062bbfc3 |
30168301507 has 8 divisors (see below), whose sum is σ = 31950673776. Its totient is φ = 28386792192.
The previous prime is 30168301477. The next prime is 30168301523. The reversal of 30168301507 is 70510386103.
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 30168301507 - 211 = 30168299459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30168301577) 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, 143053 + ... + 284254.
It is an arithmetic number, because the mean of its divisors is an integer number (3993834222).
Almost surely, 230168301507 is an apocalyptic number.
30168301507 is a deficient number, since it is larger than the sum of its proper divisors (1782372269).
30168301507 is a wasteful number, since it uses less digits than its factorization.
30168301507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 431477.
The product of its (nonzero) digits is 15120, while the sum is 34.
The spelling of 30168301507 in words is "thirty billion, one hundred sixty-eight million, three hundred one thousand, five hundred seven".
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