Base | Representation |
---|---|
bin | 11100001010011101… |
… | …111110001101011111 |
3 | 2220001111122111111002 |
4 | 130022131332031133 |
5 | 443413020301343 |
6 | 21520420420515 |
7 | 2120246106065 |
oct | 341235761537 |
9 | 86044574432 |
10 | 30240400223 |
11 | 11908a10300 |
12 | 5a3b54773b |
13 | 2b0c126157 |
14 | 166c346035 |
15 | bbecb38b8 |
hex | 70a77e35f |
30240400223 has 6 divisors (see below), whose sum is σ = 33239448312. Its totient is φ = 27491272820.
The previous prime is 30240400147. The next prime is 30240400231. The reversal of 30240400223 is 32200404203.
It is not a de Polignac number, because 30240400223 - 214 = 30240383839 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30240400195 and 30240400204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30240400243) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124960211 + ... + 124960452.
It is an arithmetic number, because the mean of its divisors is an integer number (5539908052).
Almost surely, 230240400223 is an apocalyptic number.
30240400223 is a deficient number, since it is larger than the sum of its proper divisors (2999048089).
30240400223 is a wasteful number, since it uses less digits than its factorization.
30240400223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249920685 (or 249920674 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 30240400223 its reverse (32200404203), we get a palindrome (62440804426).
The spelling of 30240400223 in words is "thirty billion, two hundred forty million, four hundred thousand, two hundred twenty-three".
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