Base | Representation |
---|---|
bin | 10000011011111… |
… | …110010000000101 |
3 | 201012220111000200 |
4 | 100123332100011 |
5 | 1031044041300 |
6 | 43210401113 |
7 | 6555664200 |
oct | 2033762005 |
9 | 635814020 |
10 | 275768325 |
11 | 131733908 |
12 | 78430199 |
13 | 45195531 |
14 | 288a6937 |
15 | 19324200 |
hex | 106fe405 |
275768325 has 54 divisors (see below), whose sum is σ = 574596594. Its totient is φ = 126060480.
The previous prime is 275768323. The next prime is 275768329. The reversal of 275768325 is 523867572.
It can be written as a sum of positive squares in 3 ways, for example, as 87721956 + 188046369 = 9366^2 + 13713^2 .
It is not a de Polignac number, because 275768325 - 21 = 275768323 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (275768323) 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 53 ways as a sum of consecutive naturals, for example, 1482 + ... + 23531.
Almost surely, 2275768325 is an apocalyptic number.
275768325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
275768325 is an abundant number, since it is smaller than the sum of its proper divisors (298828269).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
275768325 is a wasteful number, since it uses less digits than its factorization.
275768325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25043 (or 25028 counting only the distinct ones).
The product of its digits is 705600, while the sum is 45.
The square root of 275768325 is about 16606.2736638898. The cubic root of 275768325 is about 650.9007826594.
The spelling of 275768325 in words is "two hundred seventy-five million, seven hundred sixty-eight thousand, three hundred twenty-five".
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