Base | Representation |
---|---|
bin | 1101110010001001000010… |
… | …10111111100110001001100 |
3 | 10222022121210001121012100001 |
4 | 12321010201113330301030 |
5 | 12433100133344243340 |
6 | 144244142112214044 |
7 | 6245556425133106 |
oct | 671044127746114 |
9 | 128277701535301 |
10 | 30310144134220 |
11 | 97265071a8555 |
12 | 3496385b3a324 |
13 | 13bb307a82332 |
14 | 76b039850576 |
15 | 378682d1729a |
hex | 1b91215fcc4c |
30310144134220 has 24 divisors (see below), whose sum is σ = 63729981705600. Its totient is φ = 12109071172992.
The previous prime is 30310144134211. The next prime is 30310144134241. The reversal of 30310144134220 is 2243144101303.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936638460 + ... + 936670819.
It is an arithmetic number, because the mean of its divisors is an integer number (2655415904400).
Almost surely, 230310144134220 is an apocalyptic number.
It is an amenable number.
30310144134220 is an abundant number, since it is smaller than the sum of its proper divisors (33419837571380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30310144134220 is a wasteful number, since it uses less digits than its factorization.
30310144134220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1873310097 (or 1873310095 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 30310144134220 its reverse (2243144101303), we get a palindrome (32553288235523).
The spelling of 30310144134220 in words is "thirty trillion, three hundred ten billion, one hundred forty-four million, one hundred thirty-four thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •