Base | Representation |
---|---|
bin | 11110001110010… |
… | …11111000110101 |
3 | 122200002021011021 |
4 | 33013023320311 |
5 | 1004401320231 |
6 | 41054141141 |
7 | 6166033222 |
oct | 1707137065 |
9 | 580067137 |
10 | 253541941 |
11 | 1201328a4 |
12 | 70ab17b1 |
13 | 406b2923 |
14 | 2595c949 |
15 | 173d3811 |
hex | f1cbe35 |
253541941 has 2 divisors, whose sum is σ = 253541942. Its totient is φ = 253541940.
The previous prime is 253541891. The next prime is 253541993. The reversal of 253541941 is 149145352.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 215473041 + 38068900 = 14679^2 + 6170^2 .
It is a cyclic number.
It is not a de Polignac number, because 253541941 - 221 = 251444789 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 253541897 and 253541906.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (253541441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126770970 + 126770971.
It is an arithmetic number, because the mean of its divisors is an integer number (126770971).
Almost surely, 2253541941 is an apocalyptic number.
It is an amenable number.
253541941 is a deficient number, since it is larger than the sum of its proper divisors (1).
253541941 is an equidigital number, since it uses as much as digits as its factorization.
253541941 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 21600, while the sum is 34.
The square root of 253541941 is about 15923.0003768134. Note that the first 3 decimals coincide. The cubic root of 253541941 is about 632.9216286086.
The spelling of 253541941 in words is "two hundred fifty-three million, five hundred forty-one thousand, nine hundred forty-one".
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