Base | Representation |
---|---|
bin | 1101110010001001111101… |
… | …11100101110101110111001 |
3 | 10222022200001122020210211212 |
4 | 12321010332330232232321 |
5 | 12433102142410042241 |
6 | 144244303235132505 |
7 | 6245604631453202 |
oct | 671047674565671 |
9 | 128280048223755 |
10 | 30310640315321 |
11 | 9726741296783 |
12 | 34964a4144135 |
13 | 13bb3867cb112 |
14 | 76b0856d05a9 |
15 | 3786b1678beb |
hex | 1b913ef2ebb9 |
30310640315321 has 16 divisors (see below), whose sum is σ = 30699338089728. Its totient is φ = 29923568985600.
The previous prime is 30310640315311. The next prime is 30310640315341. The reversal of 30310640315321 is 12351304601303.
It is a cyclic number.
It is not a de Polignac number, because 30310640315321 - 214 = 30310640298937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30310640315311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82257536 + ... + 82625198.
It is an arithmetic number, because the mean of its divisors is an integer number (1918708630608).
Almost surely, 230310640315321 is an apocalyptic number.
It is an amenable number.
30310640315321 is a deficient number, since it is larger than the sum of its proper divisors (388697774407).
30310640315321 is a wasteful number, since it uses less digits than its factorization.
30310640315321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369872.
The product of its (nonzero) digits is 19440, while the sum is 32.
Adding to 30310640315321 its reverse (12351304601303), we get a palindrome (42661944916624).
The spelling of 30310640315321 in words is "thirty trillion, three hundred ten billion, six hundred forty million, three hundred fifteen thousand, three hundred twenty-one".
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