Base | Representation |
---|---|
bin | 11100000100100011… |
… | …101101001110010100 |
3 | 2212210121001122112002 |
4 | 130010203231032110 |
5 | 443212124141322 |
6 | 21502515214432 |
7 | 2114633212616 |
oct | 340443551624 |
9 | 85717048462 |
10 | 30141240212 |
11 | 11867a42986 |
12 | 5a122a7418 |
13 | 2ac4717aa5 |
14 | 165d0d2db6 |
15 | bb6227c92 |
hex | 7048ed394 |
30141240212 has 24 divisors (see below), whose sum is σ = 53749867080. Its totient is φ = 14785407360.
The previous prime is 30141240203. The next prime is 30141240223. The reversal of 30141240212 is 21204214103.
It can be written as a sum of positive squares in 4 ways, for example, as 183169156 + 29958071056 = 13534^2 + 173084^2 .
It is a congruent 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, 63863 + ... + 253694.
It is an arithmetic number, because the mean of its divisors is an integer number (2239577795).
Almost surely, 230141240212 is an apocalyptic number.
It is an amenable number.
30141240212 is a deficient number, since it is larger than the sum of its proper divisors (23608626868).
30141240212 is a wasteful number, since it uses less digits than its factorization.
30141240212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318011 (or 318009 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 30141240212 its reverse (21204214103), we get a palindrome (51345454315).
The spelling of 30141240212 in words is "thirty billion, one hundred forty-one million, two hundred forty thousand, two hundred twelve".
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