Base | Representation |
---|---|
bin | 1110001100011111001 |
3 | 212122001121 |
4 | 1301203321 |
5 | 104341040 |
6 | 13545241 |
7 | 3645052 |
oct | 1614371 |
9 | 778047 |
10 | 465145 |
11 | 29851a |
12 | 1a5221 |
13 | 133945 |
14 | c1729 |
15 | 92c4a |
hex | 718f9 |
465145 has 8 divisors (see below), whose sum is σ = 572040. Its totient is φ = 362880.
The previous prime is 465133. The next prime is 465151. The reversal of 465145 is 541564.
465145 = 312 + 322 + ... + 1122.
It can be written as a sum of positive squares in 4 ways, for example, as 28224 + 436921 = 168^2 + 661^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-465145 is a prime.
465145 is a lucky number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930 + ... + 1339.
It is an arithmetic number, because the mean of its divisors is an integer number (71505).
2465145 is an apocalyptic number.
It is an amenable number.
465145 is a deficient number, since it is larger than the sum of its proper divisors (106895).
465145 is a wasteful number, since it uses less digits than its factorization.
465145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2315.
The product of its digits is 2400, while the sum is 25.
The square root of 465145 is about 682.0153957207. The cubic root of 465145 is about 77.4811608735.
The spelling of 465145 in words is "four hundred sixty-five thousand, one hundred forty-five".
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