Base | Representation |
---|---|
bin | 101000010010011… |
… | …110101010001001 |
3 | 1202002212221111111 |
4 | 220102132222021 |
5 | 2341014322214 |
6 | 151023330321 |
7 | 22515222406 |
oct | 5022365211 |
9 | 1662787444 |
10 | 675932809 |
11 | 317601362 |
12 | 16a4509a1 |
13 | aa063956 |
14 | 65ab12ad |
15 | 3e51b5c4 |
hex | 2849ea89 |
675932809 has 8 divisors (see below), whose sum is σ = 742443840. Its totient is φ = 612515376.
The previous prime is 675932791. The next prime is 675932821. The reversal of 675932809 is 908239576.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 675932809 - 29 = 675932297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (675932849) 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 7 ways as a sum of consecutive naturals, for example, 772942 + ... + 773815.
It is an arithmetic number, because the mean of its divisors is an integer number (92805480).
Almost surely, 2675932809 is an apocalyptic number.
It is an amenable number.
675932809 is a deficient number, since it is larger than the sum of its proper divisors (66511031).
675932809 is a wasteful number, since it uses less digits than its factorization.
675932809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1546799.
The product of its (nonzero) digits is 816480, while the sum is 49.
The square root of 675932809 is about 25998.7078332751. The cubic root of 675932809 is about 877.6092169587.
The spelling of 675932809 in words is "six hundred seventy-five million, nine hundred thirty-two thousand, eight hundred nine".
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