Base | Representation |
---|---|
bin | 110011011101… |
… | …100110001101 |
3 | 221101101120212 |
4 | 303131212031 |
5 | 11423144243 |
6 | 1201052205 |
7 | 222445055 |
oct | 63354615 |
9 | 27341525 |
10 | 13490573 |
11 | 7684738 |
12 | 4627065 |
13 | 2a445b5 |
14 | 1b12565 |
15 | 12b7318 |
hex | cdd98d |
13490573 has 2 divisors, whose sum is σ = 13490574. Its totient is φ = 13490572.
The previous prime is 13490509. The next prime is 13490591. The reversal of 13490573 is 37509431.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9320809 + 4169764 = 3053^2 + 2042^2 .
It is a cyclic number.
It is not a de Polignac number, because 13490573 - 26 = 13490509 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13492573) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6745286 + 6745287.
It is an arithmetic number, because the mean of its divisors is an integer number (6745287).
Almost surely, 213490573 is an apocalyptic number.
It is an amenable number.
13490573 is a deficient number, since it is larger than the sum of its proper divisors (1).
13490573 is an equidigital number, since it uses as much as digits as its factorization.
13490573 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 13490573 is about 3672.9515379324. The cubic root of 13490573 is about 238.0547210757.
The spelling of 13490573 in words is "thirteen million, four hundred ninety thousand, five hundred seventy-three".
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