Base | Representation |
---|---|
bin | 11011111101111011… |
… | …011001111110010111 |
3 | 2212111211202200112012 |
4 | 123331323121332113 |
5 | 443000140343221 |
6 | 21443503214435 |
7 | 2112112615205 |
oct | 337573317627 |
9 | 85454680465 |
10 | 30030012311 |
11 | 118101827a2 |
12 | 59a0ba741b |
13 | 2aa7672870 |
14 | 164c41c075 |
15 | bab5a665b |
hex | 6fded9f97 |
30030012311 has 8 divisors (see below), whose sum is σ = 32533668384. Its totient is φ = 27554021280.
The previous prime is 30030012289. The next prime is 30030012349. The reversal of 30030012311 is 11321003003.
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 30030012311 - 218 = 30029750167 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 (30030012611) 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, 6914000 + ... + 6918341.
It is an arithmetic number, because the mean of its divisors is an integer number (4066708548).
Almost surely, 230030012311 is an apocalyptic number.
30030012311 is a deficient number, since it is larger than the sum of its proper divisors (2503656073).
30030012311 is a wasteful number, since it uses less digits than its factorization.
30030012311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13832521.
The product of its (nonzero) digits is 54, while the sum is 14.
Adding to 30030012311 its reverse (11321003003), we get a palindrome (41351015314).
The spelling of 30030012311 in words is "thirty billion, thirty million, twelve thousand, three hundred eleven".
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