Base | Representation |
---|---|
bin | 11100010111001011… |
… | …000011010011001101 |
3 | 2220121100201022222021 |
4 | 130113023003103031 |
5 | 444332101403031 |
6 | 21553513050141 |
7 | 2125444565656 |
oct | 342713032315 |
9 | 86540638867 |
10 | 30453544141 |
11 | 11a082604a9 |
12 | 5a9a9b6951 |
13 | 2b44333007 |
14 | 168c78a52d |
15 | bd3867511 |
hex | 7172c34cd |
30453544141 has 2 divisors, whose sum is σ = 30453544142. Its totient is φ = 30453544140.
The previous prime is 30453544127. The next prime is 30453544153. The reversal of 30453544141 is 14144535403.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28433041641 + 2020502500 = 168621^2 + 44950^2 .
It is an emirp because it is prime and its reverse (14144535403) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30453544141 - 29 = 30453543629 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30453544097 and 30453544106.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30453544441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15226772070 + 15226772071.
It is an arithmetic number, because the mean of its divisors is an integer number (15226772071).
Almost surely, 230453544141 is an apocalyptic number.
It is an amenable number.
30453544141 is a deficient number, since it is larger than the sum of its proper divisors (1).
30453544141 is an equidigital number, since it uses as much as digits as its factorization.
30453544141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 57600, while the sum is 34.
The spelling of 30453544141 in words is "thirty billion, four hundred fifty-three million, five hundred forty-four thousand, one hundred forty-one".
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