Base | Representation |
---|---|
bin | 1100000111111010001 |
3 | 202011221112 |
4 | 1200333101 |
5 | 100203030 |
6 | 12303105 |
7 | 3243131 |
oct | 1407721 |
9 | 664845 |
10 | 397265 |
11 | 251520 |
12 | 171a95 |
13 | 10ba8b |
14 | a4ac1 |
15 | 7ca95 |
hex | 60fd1 |
397265 has 16 divisors (see below), whose sum is σ = 539136. Its totient is φ = 278400.
The previous prime is 397259. The next prime is 397283. The reversal of 397265 is 562793.
It is not a de Polignac number, because 397265 - 214 = 380881 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1589 + ... + 1821.
It is an arithmetic number, because the mean of its divisors is an integer number (33696).
2397265 is an apocalyptic number.
It is an amenable number.
397265 is a deficient number, since it is larger than the sum of its proper divisors (141871).
397265 is a wasteful number, since it uses less digits than its factorization.
397265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280.
The product of its digits is 11340, while the sum is 32.
The square root of 397265 is about 630.2896159703. The cubic root of 397265 is about 73.5123153350.
The spelling of 397265 in words is "three hundred ninety-seven thousand, two hundred sixty-five".
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