Base | Representation |
---|---|
bin | 11100001110000110… |
… | …000100101011011000 |
3 | 2220012202010200121202 |
4 | 130032012010223120 |
5 | 444024104302440 |
6 | 21530432453332 |
7 | 2121615216410 |
oct | 341606045330 |
9 | 86182120552 |
10 | 30301244120 |
11 | 1193a298214 |
12 | 5a579aa248 |
13 | 2b1b90a264 |
14 | 1676463640 |
15 | bc52d1615 |
hex | 70e184ad8 |
30301244120 has 64 divisors (see below), whose sum is σ = 78720828480. Its totient is φ = 10281885696.
The previous prime is 30301244107. The next prime is 30301244161. The reversal of 30301244120 is 2144210303.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 30301244092 and 30301244101.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530669 + ... + 584988.
It is an arithmetic number, because the mean of its divisors is an integer number (1230012945).
Almost surely, 230301244120 is an apocalyptic number.
It is an amenable number.
30301244120 is an abundant number, since it is smaller than the sum of its proper divisors (48419584360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30301244120 is a wasteful number, since it uses less digits than its factorization.
30301244120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1115772 (or 1115768 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 30301244120 its reverse (2144210303), we get a palindrome (32445454423).
The spelling of 30301244120 in words is "thirty billion, three hundred one million, two hundred forty-four thousand, one hundred twenty".
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