Base | Representation |
---|---|
bin | 1111010101111… |
… | …0111110010101 |
3 | 11111002102112221 |
4 | 3311132332111 |
5 | 112433232044 |
6 | 10215142341 |
7 | 1410661411 |
oct | 365367625 |
9 | 144072487 |
10 | 64352149 |
11 | 333637a4 |
12 | 196749b1 |
13 | 10441bc4 |
14 | 8791d41 |
15 | 59b2484 |
hex | 3d5ef95 |
64352149 has 2 divisors, whose sum is σ = 64352150. Its totient is φ = 64352148.
The previous prime is 64352117. The next prime is 64352159. The reversal of 64352149 is 94125346.
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., 64112049 + 240100 = 8007^2 + 490^2 .
It is a cyclic number.
It is not a de Polignac number, because 64352149 - 25 = 64352117 is a prime.
It is a super-3 number, since 3×643521493 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64352159) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32176074 + 32176075.
It is an arithmetic number, because the mean of its divisors is an integer number (32176075).
Almost surely, 264352149 is an apocalyptic number.
It is an amenable number.
64352149 is a deficient number, since it is larger than the sum of its proper divisors (1).
64352149 is an equidigital number, since it uses as much as digits as its factorization.
64352149 is an evil number, because the sum of its binary digits is even.
The product of its digits is 25920, while the sum is 34.
The square root of 64352149 is about 8021.9791198930. The cubic root of 64352149 is about 400.7323022653.
The spelling of 64352149 in words is "sixty-four million, three hundred fifty-two thousand, one hundred forty-nine".
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