Base | Representation |
---|---|
bin | 11011111100100001… |
… | …110010101101010111 |
3 | 2212110012120012001011 |
4 | 123330201302231113 |
5 | 442423132130123 |
6 | 21441303513051 |
7 | 2111406134350 |
oct | 337441625527 |
9 | 85405505034 |
10 | 30006520663 |
11 | 117a8998109 |
12 | 5995158787 |
13 | 2aa2839092 |
14 | 1649264d27 |
15 | ba94b5e0d |
hex | 6fc872b57 |
30006520663 has 8 divisors (see below), whose sum is σ = 34360544160. Its totient is φ = 25669341600.
The previous prime is 30006520597. The next prime is 30006520679. The reversal of 30006520663 is 36602560003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30006520663 - 233 = 21416586071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30006520693) 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, 4207288 + ... + 4214413.
It is an arithmetic number, because the mean of its divisors is an integer number (4295068020).
Almost surely, 230006520663 is an apocalyptic number.
30006520663 is a deficient number, since it is larger than the sum of its proper divisors (4354023497).
30006520663 is an equidigital number, since it uses as much as digits as its factorization.
30006520663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8422217.
The product of its (nonzero) digits is 19440, while the sum is 31.
The spelling of 30006520663 in words is "thirty billion, six million, five hundred twenty thousand, six hundred sixty-three".
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