Base | Representation |
---|---|
bin | 11100001010011101… |
… | …111110001111000101 |
3 | 2220001111122111121212 |
4 | 130022131332033011 |
5 | 443413020302300 |
6 | 21520420421205 |
7 | 2120246106302 |
oct | 341235761705 |
9 | 86044574555 |
10 | 30240400325 |
11 | 11908a10393 |
12 | 5a3b547805 |
13 | 2b0c126205 |
14 | 166c3460a9 |
15 | bbecb3935 |
hex | 70a77e3c5 |
30240400325 has 12 divisors (see below), whose sum is σ = 38791135140. Its totient is φ = 23358101760.
The previous prime is 30240400319. The next prime is 30240400327. The reversal of 30240400325 is 52300404203.
It can be written as a sum of positive squares in 6 ways, for example, as 1149345604 + 29091054721 = 33902^2 + 170561^2 .
It is not a de Polignac number, because 30240400325 - 26 = 30240400261 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30240400325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30240400327) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20854724 + ... + 20856173.
It is an arithmetic number, because the mean of its divisors is an integer number (3232594595).
Almost surely, 230240400325 is an apocalyptic number.
It is an amenable number.
30240400325 is a deficient number, since it is larger than the sum of its proper divisors (8550734815).
30240400325 is a wasteful number, since it uses less digits than its factorization.
30240400325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41710936 (or 41710931 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 23.
Adding to 30240400325 its reverse (52300404203), we get a palindrome (82540804528).
The spelling of 30240400325 in words is "thirty billion, two hundred forty million, four hundred thousand, three hundred twenty-five".
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