Base | Representation |
---|---|
bin | 101111101101111… |
… | …1100010001011101 |
3 | 11010120212100222210 |
4 | 1133123330101131 |
5 | 11234344112120 |
6 | 422514231033 |
7 | 54451431534 |
oct | 13733742135 |
9 | 4116770883 |
10 | 1601160285 |
11 | 7518a446a |
12 | 388285479 |
13 | 1c6950c2a |
14 | 11291731b |
15 | 9587cce0 |
hex | 5f6fc45d |
1601160285 has 16 divisors (see below), whose sum is σ = 2590643520. Its totient is φ = 844356480.
The previous prime is 1601160271. The next prime is 1601160289. The reversal of 1601160285 is 5820611061.
It is not a de Polignac number, because 1601160285 - 216 = 1601094749 is a prime.
It is a super-2 number, since 2×16011602852 = 5127428516522562450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1601160289) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598351 + ... + 601020.
It is an arithmetic number, because the mean of its divisors is an integer number (161915220).
Almost surely, 21601160285 is an apocalyptic number.
1601160285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1601160285 is a deficient number, since it is larger than the sum of its proper divisors (989483235).
1601160285 is a wasteful number, since it uses less digits than its factorization.
1601160285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1199468.
The product of its (nonzero) digits is 2880, while the sum is 30.
The square root of 1601160285 is about 40014.5009340364. The cubic root of 1601160285 is about 1169.8897514642.
The spelling of 1601160285 in words is "one billion, six hundred one million, one hundred sixty thousand, two hundred eighty-five".
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