Base | Representation |
---|---|
bin | 10001000001010… |
… | …000000011111001 |
3 | 201220021222001211 |
4 | 101001100003321 |
5 | 1041044244401 |
6 | 44200043121 |
7 | 10035024613 |
oct | 2101200371 |
9 | 656258054 |
10 | 285540601 |
11 | 1371a8975 |
12 | 7b7634a1 |
13 | 47207548 |
14 | 29ccbdb3 |
15 | 1a104951 |
hex | 110500f9 |
285540601 has 2 divisors, whose sum is σ = 285540602. Its totient is φ = 285540600.
The previous prime is 285540571. The next prime is 285540637. The reversal of 285540601 is 106045582.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 181602576 + 103938025 = 13476^2 + 10195^2 .
It is a cyclic number.
It is not a de Polignac number, because 285540601 - 219 = 285016313 is a prime.
It is not a weakly prime, because it can be changed into another prime (285546601) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142770300 + 142770301.
It is an arithmetic number, because the mean of its divisors is an integer number (142770301).
Almost surely, 2285540601 is an apocalyptic number.
It is an amenable number.
285540601 is a deficient number, since it is larger than the sum of its proper divisors (1).
285540601 is an equidigital number, since it uses as much as digits as its factorization.
285540601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9600, while the sum is 31.
The square root of 285540601 is about 16897.9466504070. The cubic root of 285540601 is about 658.5002685708.
The spelling of 285540601 in words is "two hundred eighty-five million, five hundred forty thousand, six hundred one".
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