Base | Representation |
---|---|
bin | 110100111111… |
… | …111110110001 |
3 | 222010212101001 |
4 | 310333332301 |
5 | 12024043203 |
6 | 1213442001 |
7 | 226043662 |
oct | 64777661 |
9 | 28125331 |
10 | 13893553 |
11 | 792a483 |
12 | 47a0301 |
13 | 2b55b4b |
14 | 1bb9369 |
15 | 134691d |
hex | d3ffb1 |
13893553 has 2 divisors, whose sum is σ = 13893554. Its totient is φ = 13893552.
The previous prime is 13893527. The next prime is 13893613. The reversal of 13893553 is 35539831.
13893553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9941409 + 3952144 = 3153^2 + 1988^2 .
It is a cyclic number.
It is not a de Polignac number, because 13893553 - 25 = 13893521 is a prime.
It is not a weakly prime, because it can be changed into another prime (13893353) 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, 6946776 + 6946777.
It is an arithmetic number, because the mean of its divisors is an integer number (6946777).
Almost surely, 213893553 is an apocalyptic number.
It is an amenable number.
13893553 is a deficient number, since it is larger than the sum of its proper divisors (1).
13893553 is an equidigital number, since it uses as much as digits as its factorization.
13893553 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 48600, while the sum is 37.
The square root of 13893553 is about 3727.4056661437. The cubic root of 13893553 is about 240.4018326222.
The spelling of 13893553 in words is "thirteen million, eight hundred ninety-three thousand, five hundred fifty-three".
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