Base | Representation |
---|---|
bin | 1101110010001001000000… |
… | …00000100000110100010011 |
3 | 10222022121201110110200121111 |
4 | 12321010200000200310103 |
5 | 12433100112012310303 |
6 | 144244135533034151 |
7 | 6245556026250016 |
oct | 671044000406423 |
9 | 128277643420544 |
10 | 30310121213203 |
11 | 97264a5272667 |
12 | 349637a325957 |
13 | 13bb3030b84c0 |
14 | 76b0367a537d |
15 | 378680cdab6d |
hex | 1b9120020d13 |
30310121213203 has 32 divisors (see below), whose sum is σ = 36412095283200. Its totient is φ = 24925385028096.
The previous prime is 30310121213201. The next prime is 30310121213221. The reversal of 30310121213203 is 30231212101303.
It is a cyclic number.
It is not a de Polignac number, because 30310121213203 - 21 = 30310121213201 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30310121213201) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1780078 + ... + 7986796.
It is an arithmetic number, because the mean of its divisors is an integer number (1137877977600).
Almost surely, 230310121213203 is an apocalyptic number.
30310121213203 is a deficient number, since it is larger than the sum of its proper divisors (6101974069997).
30310121213203 is a wasteful number, since it uses less digits than its factorization.
30310121213203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6207931.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 30310121213203 its reverse (30231212101303), we get a palindrome (60541333314506).
The spelling of 30310121213203 in words is "thirty trillion, three hundred ten billion, one hundred twenty-one million, two hundred thirteen thousand, two hundred three".
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