Base | Representation |
---|---|
bin | 110011101010… |
… | …001000000101 |
3 | 221110222222121 |
4 | 303222020011 |
5 | 11431320033 |
6 | 1202125541 |
7 | 223050511 |
oct | 63521005 |
9 | 27428877 |
10 | 13541893 |
11 | 770a252 |
12 | 46508b1 |
13 | 2a61a71 |
14 | 1b27141 |
15 | 12c762d |
hex | cea205 |
13541893 has 2 divisors, whose sum is σ = 13541894. Its totient is φ = 13541892.
The previous prime is 13541881. The next prime is 13541897. The reversal of 13541893 is 39814531.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13264164 + 277729 = 3642^2 + 527^2 .
It is a cyclic number.
It is not a de Polignac number, because 13541893 - 217 = 13410821 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13541897) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6770946 + 6770947.
It is an arithmetic number, because the mean of its divisors is an integer number (6770947).
Almost surely, 213541893 is an apocalyptic number.
It is an amenable number.
13541893 is a deficient number, since it is larger than the sum of its proper divisors (1).
13541893 is an equidigital number, since it uses as much as digits as its factorization.
13541893 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12960, while the sum is 34.
The square root of 13541893 is about 3679.9311134857. The cubic root of 13541893 is about 238.3562034334.
The spelling of 13541893 in words is "thirteen million, five hundred forty-one thousand, eight hundred ninety-three".
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