Base | Representation |
---|---|
bin | 10100100110011101001 |
3 | 1021021222211 |
4 | 2210303221 |
5 | 133100144 |
6 | 22245121 |
7 | 5511034 |
oct | 2446351 |
9 | 1237884 |
10 | 675049 |
11 | 4211a1 |
12 | 2867a1 |
13 | 1a834b |
14 | 13801b |
15 | d5034 |
hex | a4ce9 |
675049 has 4 divisors (see below), whose sum is σ = 677764. Its totient is φ = 672336.
The previous prime is 675029. The next prime is 675067. The reversal of 675049 is 940576.
675049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 399424 + 275625 = 632^2 + 525^2 .
It is a cyclic number.
It is not a de Polignac number, because 675049 - 29 = 674537 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 675049.
It is not an unprimeable number, because it can be changed into a prime (675029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942 + ... + 1495.
It is an arithmetic number, because the mean of its divisors is an integer number (169441).
2675049 is an apocalyptic number.
It is an amenable number.
675049 is a deficient number, since it is larger than the sum of its proper divisors (2715).
675049 is a wasteful number, since it uses less digits than its factorization.
675049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2714.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 675049 is about 821.6136561669. The cubic root of 675049 is about 87.7226547153.
Subtracting from 675049 its product of nonzero digits (7560), we obtain a square (667489 = 8172).
The spelling of 675049 in words is "six hundred seventy-five thousand, forty-nine".
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