Base | Representation |
---|---|
bin | 10100100111010011001 |
3 | 1021022120211 |
4 | 2210322121 |
5 | 133103411 |
6 | 22251121 |
7 | 5512222 |
oct | 2447231 |
9 | 1238524 |
10 | 675481 |
11 | 421554 |
12 | 286aa1 |
13 | 1a85c1 |
14 | 138249 |
15 | d5221 |
hex | a4e99 |
675481 has 2 divisors, whose sum is σ = 675482. Its totient is φ = 675480.
The previous prime is 675463. The next prime is 675511. The reversal of 675481 is 184576.
675481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 608400 + 67081 = 780^2 + 259^2 .
It is a cyclic number.
It is not a de Polignac number, because 675481 - 25 = 675449 is a prime.
It is a super-2 number, since 2×6754812 = 912549162722, which contains 22 as substring.
It is a Chen prime.
It is an Ulam number.
It is a nialpdrome in base 15.
It is not a weakly prime, because it can be changed into another prime (675581) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337740 + 337741.
It is an arithmetic number, because the mean of its divisors is an integer number (337741).
2675481 is an apocalyptic number.
It is an amenable number.
675481 is a deficient number, since it is larger than the sum of its proper divisors (1).
675481 is an equidigital number, since it uses as much as digits as its factorization.
675481 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6720, while the sum is 31.
The square root of 675481 is about 821.8765114055. The cubic root of 675481 is about 87.7413635329.
It can be divided in two parts, 675 and 481, that added together give a square (1156 = 342).
The spelling of 675481 in words is "six hundred seventy-five thousand, four hundred eighty-one".
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