Base | Representation |
---|---|
bin | 101000001011100… |
… | …0101010001000001 |
3 | 10110221221002100100 |
4 | 1100113011101001 |
5 | 10230121300121 |
6 | 341441113013 |
7 | 45260515230 |
oct | 12027052101 |
9 | 3427832310 |
10 | 1348228161 |
11 | 632048855 |
12 | 317628769 |
13 | 186422a57 |
14 | cb0b6b17 |
15 | 7d56a026 |
hex | 505c5441 |
1348228161 has 48 divisors (see below), whose sum is σ = 2335310848. Its totient is φ = 733276800.
The previous prime is 1348228127. The next prime is 1348228187. The reversal of 1348228161 is 1618228431.
1348228161 is a `hidden beast` number, since 13 + 482 + 2 + 8 + 161 = 666.
It is not a de Polignac number, because 1348228161 - 218 = 1347966017 is a prime.
It is a super-2 number, since 2×13482281612 = 3635438348226883842, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1348228121) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 113475 + ... + 124791.
Almost surely, 21348228161 is an apocalyptic number.
It is an amenable number.
1348228161 is a deficient number, since it is larger than the sum of its proper divisors (987082687).
1348228161 is a wasteful number, since it uses less digits than its factorization.
1348228161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11422 (or 11419 counting only the distinct ones).
The product of its digits is 18432, while the sum is 36.
The square root of 1348228161 is about 36718.2265503115. The cubic root of 1348228161 is about 1104.7257185922.
The spelling of 1348228161 in words is "one billion, three hundred forty-eight million, two hundred twenty-eight thousand, one hundred sixty-one".
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