Base | Representation |
---|---|
bin | 1111001001010000… |
… | …0011101100000001 |
3 | 101111022122212220211 |
4 | 3302110003230001 |
5 | 31311212004012 |
6 | 1511222234121 |
7 | 202512566422 |
oct | 36224035401 |
9 | 11438585824 |
10 | 4065344257 |
11 | 17a6865347 |
12 | 955585941 |
13 | 4ca320060 |
14 | 2a7cc3649 |
15 | 18bd816a7 |
hex | f2503b01 |
4065344257 has 4 divisors (see below), whose sum is σ = 4378063060. Its totient is φ = 3752625456.
The previous prime is 4065344251. The next prime is 4065344281. The reversal of 4065344257 is 7524435604.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1997732416 + 2067611841 = 44696^2 + 45471^2 .
It is a cyclic number.
It is not a de Polignac number, because 4065344257 - 215 = 4065311489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4065344251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156359382 + ... + 156359407.
It is an arithmetic number, because the mean of its divisors is an integer number (1094515765).
Almost surely, 24065344257 is an apocalyptic number.
It is an amenable number.
4065344257 is a deficient number, since it is larger than the sum of its proper divisors (312718803).
4065344257 is a wasteful number, since it uses less digits than its factorization.
4065344257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 312718802.
The product of its (nonzero) digits is 403200, while the sum is 40.
The square root of 4065344257 is about 63760.0522035545. The cubic root of 4065344257 is about 1595.9983669736.
The spelling of 4065344257 in words is "four billion, sixty-five million, three hundred forty-four thousand, two hundred fifty-seven".
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