Base | Representation |
---|---|
bin | 101111110111101… |
… | …0010000010010001 |
3 | 11010221101221112222 |
4 | 1133233102002101 |
5 | 11242143331121 |
6 | 423215030425 |
7 | 54542505524 |
oct | 13757220221 |
9 | 4127357488 |
10 | 1606230161 |
11 | 754747548 |
12 | 389b0b415 |
13 | 1c7a07763 |
14 | 113476bbb |
15 | 960300ab |
hex | 5fbd2091 |
1606230161 has 2 divisors, whose sum is σ = 1606230162. Its totient is φ = 1606230160.
The previous prime is 1606230103. The next prime is 1606230167. The reversal of 1606230161 is 1610326061.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1027587136 + 578643025 = 32056^2 + 24055^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1606230161 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1606230161.
It is not a weakly prime, because it can be changed into another prime (1606230167) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803115080 + 803115081.
It is an arithmetic number, because the mean of its divisors is an integer number (803115081).
Almost surely, 21606230161 is an apocalyptic number.
It is an amenable number.
1606230161 is a deficient number, since it is larger than the sum of its proper divisors (1).
1606230161 is an equidigital number, since it uses as much as digits as its factorization.
1606230161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 1606230161 is about 40077.8013493754. The cubic root of 1606230161 is about 1171.1232209021.
The spelling of 1606230161 in words is "one billion, six hundred six million, two hundred thirty thousand, one hundred sixty-one".
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