Base | Representation |
---|---|
bin | 1010100010000000001 |
3 | 122112101002 |
4 | 1110100001 |
5 | 42020324 |
6 | 11221345 |
7 | 2635043 |
oct | 1242001 |
9 | 575332 |
10 | 345089 |
11 | 2162a8 |
12 | 147855 |
13 | c10c4 |
14 | 8da93 |
15 | 6c3ae |
hex | 54401 |
345089 has 2 divisors, whose sum is σ = 345090. Its totient is φ = 345088.
The previous prime is 345067. The next prime is 345109. The reversal of 345089 is 980543.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 258064 + 87025 = 508^2 + 295^2 .
It is a cyclic number.
It is not a de Polignac number, because 345089 - 216 = 279553 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (345019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172544 + 172545.
It is an arithmetic number, because the mean of its divisors is an integer number (172545).
It is a Proth number, since it is equal to 337 ⋅ 210 + 1 and 337 < 210.
2345089 is an apocalyptic number.
It is an amenable number.
345089 is a deficient number, since it is larger than the sum of its proper divisors (1).
345089 is an equidigital number, since it uses as much as digits as its factorization.
345089 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 345089 is about 587.4427631693. The cubic root of 345089 is about 70.1418213168.
The spelling of 345089 in words is "three hundred forty-five thousand, eighty-nine".
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