Base | Representation |
---|---|
bin | 1101110010001000110100… |
… | …01001110111010001111011 |
3 | 10222022121110121200000002022 |
4 | 12321010122021313101323 |
5 | 12433044411342014321 |
6 | 144244122104025055 |
7 | 6245553424412462 |
oct | 671043211672173 |
9 | 128277417600068 |
10 | 30310023001211 |
11 | 9726454892528 |
12 | 349635146218b |
13 | 13bb2b894c7b5 |
14 | 76b02771b9d9 |
15 | 37867738adab |
hex | 1b911a27747b |
30310023001211 has 4 divisors (see below), whose sum is σ = 32092965530712. Its totient is φ = 28527080471712.
The previous prime is 30310023001199. The next prime is 30310023001213. The reversal of 30310023001211 is 11210032001303.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30310023001211 - 26 = 30310023001147 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 1782942529483 = 30310023001211 / (3 + 0 + 3 + 1 + 0 + 0 + 2 + 3 + 0 + 0 + 1 + 2 + 1 + 1).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30310023001211.
It is not an unprimeable number, because it can be changed into a prime (30310023001213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891471264725 + ... + 891471264758.
It is an arithmetic number, because the mean of its divisors is an integer number (8023241382678).
Almost surely, 230310023001211 is an apocalyptic number.
30310023001211 is a deficient number, since it is larger than the sum of its proper divisors (1782942529501).
30310023001211 is a wasteful number, since it uses less digits than its factorization.
30310023001211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1782942529500.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 30310023001211 its reverse (11210032001303), we get a palindrome (41520055002514).
The spelling of 30310023001211 in words is "thirty trillion, three hundred ten billion, twenty-three million, one thousand, two hundred eleven".
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