Base | Representation |
---|---|
bin | 11100010000011011… |
… | …010101100100011101 |
3 | 2220022110202122000211 |
4 | 130100123111210131 |
5 | 444114113412030 |
6 | 21534351252421 |
7 | 2122601625163 |
oct | 342033254435 |
9 | 86273678024 |
10 | 30340372765 |
11 | 1195a39313a |
12 | 5a68b1a111 |
13 | 2b26a5a2c1 |
14 | 167b72b233 |
15 | bc896012a |
hex | 7106d591d |
30340372765 has 8 divisors (see below), whose sum is σ = 36413563320. Its totient is φ = 24268887552.
The previous prime is 30340372747. The next prime is 30340372781. The reversal of 30340372765 is 56727304303.
It can be written as a sum of positive squares in 4 ways, for example, as 16176278596 + 14164094169 = 127186^2 + 119013^2 .
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 30340372765 - 217 = 30340241693 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386860 + ... + 458629.
It is an arithmetic number, because the mean of its divisors is an integer number (4551695415).
Almost surely, 230340372765 is an apocalyptic number.
It is an amenable number.
30340372765 is a deficient number, since it is larger than the sum of its proper divisors (6073190555).
30340372765 is an equidigital number, since it uses as much as digits as its factorization.
30340372765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 852671.
The product of its (nonzero) digits is 317520, while the sum is 40.
The spelling of 30340372765 in words is "thirty billion, three hundred forty million, three hundred seventy-two thousand, seven hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •