Base | Representation |
---|---|
bin | 11110001101110… |
… | …01111101111101 |
3 | 122122221112110202 |
4 | 33012321331331 |
5 | 1004341443131 |
6 | 41052413245 |
7 | 6165306224 |
oct | 1706717575 |
9 | 578845422 |
10 | 253468541 |
11 | 120092737 |
12 | 70a77225 |
13 | 406883b1 |
14 | 2593dcbb |
15 | 173bbbcb |
hex | f1b9f7d |
253468541 has 2 divisors, whose sum is σ = 253468542. Its totient is φ = 253468540.
The previous prime is 253468517. The next prime is 253468549. The reversal of 253468541 is 145864352.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 167832025 + 85636516 = 12955^2 + 9254^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-253468541 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 253468495 and 253468504.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (253468549) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126734270 + 126734271.
It is an arithmetic number, because the mean of its divisors is an integer number (126734271).
Almost surely, 2253468541 is an apocalyptic number.
It is an amenable number.
253468541 is a deficient number, since it is larger than the sum of its proper divisors (1).
253468541 is an equidigital number, since it uses as much as digits as its factorization.
253468541 is an evil number, because the sum of its binary digits is even.
The product of its digits is 115200, while the sum is 38.
The square root of 253468541 is about 15920.6953679794. The cubic root of 253468541 is about 632.8605461028.
The spelling of 253468541 in words is "two hundred fifty-three million, four hundred sixty-eight thousand, five hundred forty-one".
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