Base | Representation |
---|---|
bin | 11100001001001100… |
… | …000011110011001111 |
3 | 2220000000020120012001 |
4 | 130021030003303033 |
5 | 443342021133221 |
6 | 21514332253131 |
7 | 2116565433616 |
oct | 341114036317 |
9 | 86000216161 |
10 | 30218927311 |
11 | 118a78843a1 |
12 | 5a343111a7 |
13 | 2b078484a1 |
14 | 166955687d |
15 | bbce71391 |
hex | 709303ccf |
30218927311 has 8 divisors (see below), whose sum is σ = 30846155184. Its totient is φ = 29595952320.
The previous prime is 30218927309. The next prime is 30218927341. The reversal of 30218927311 is 11372981203.
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 30218927311 - 21 = 30218927309 is a prime.
It is a super-3 number, since 3×302189273113 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30218927341) by changing a digit.
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, 1048861 + ... + 1077286.
It is an arithmetic number, because the mean of its divisors is an integer number (3855769398).
Almost surely, 230218927311 is an apocalyptic number.
30218927311 is a deficient number, since it is larger than the sum of its proper divisors (627227873).
30218927311 is a wasteful number, since it uses less digits than its factorization.
30218927311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2126441.
The product of its (nonzero) digits is 18144, while the sum is 37.
It can be divided in two parts, 3021892 and 7311, that added together give a palindrome (3029203).
The spelling of 30218927311 in words is "thirty billion, two hundred eighteen million, nine hundred twenty-seven thousand, three hundred eleven".
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